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Algebra

The use of letters to substitute unknown numbers to form an equation. Solve the equation to get the unknown number using different methods such as simultaneous equations and more.

227,579 Questions

Solving one step inequalities?

To solve one-step inequalities, you isolate the variable on one side of the inequality by performing the same operation on both sides. This can involve adding, subtracting, multiplying, or dividing by a number. When multiplying or dividing by a negative number, remember to reverse the inequality sign. The solution will be expressed in terms of the variable and can be represented on a number line or interval notation.

What is the square root of 4x16?

The square root of (4 \times 16) can be simplified by first calculating the product: (4 \times 16 = 64). Then, the square root of 64 is (8). Therefore, the square root of (4 \times 16) is (8).

Does a linear polynomial have 3 terms?

A linear polynomial typically has one term, which is the highest degree term, expressed in the form ( ax + b ), where ( a ) and ( b ) are constants, and ( x ) is the variable. However, it can also be represented with three terms, such as ( ax + b + 0c ), where the third term is effectively zero and does not change the polynomial. In general, a linear polynomial is defined by its degree (1), not the number of terms.

What is the radical sign of the number sentence of 4square root of 1296 equals 6?

The radical sign in the number sentence "4√1296 = 6" indicates that the square root of 1296 is being multiplied by 4. To solve for the square root, we find that √1296 equals 36, since 36 × 36 = 1296. Therefore, 4 times the square root of 1296 equals 144, not 6, indicating that there may be an error in the statement.

What is function of chelipads?

Chelipeds are specialized appendages found in certain crustaceans, such as crabs and lobsters. Their primary function is to grasp and manipulate objects, serving as pincers for feeding, defense, and communication. In many species, chelipeds also play a significant role in mating displays and territorial displays among males. Additionally, they help in foraging and capturing prey.

What is 2 MC squared?

The expression "2 MC squared" typically refers to the equation (E = mc^2) from Einstein's theory of relativity, where (E) represents energy, (m) represents mass, and (c) is the speed of light in a vacuum. In this context, "2 MC squared" would imply doubling the energy produced by the mass (m) when multiplied by the square of the speed of light. Essentially, it suggests that if you have a mass (m), its energy equivalent would be (2E), demonstrating the relationship between mass and energy.

What is non guest folio?

A non-guest folio refers to a financial record in a hospitality context that tracks charges and payments not directly associated with a registered guest. This can include items such as group bookings, employee expenses, or external accounts. Non-guest folios help hotels manage various financial transactions separately from individual guest accounts, ensuring accurate accounting and reporting.

When using a truth table 1 and 0 equals what?

In a truth table, 1 typically represents "true" or "on," while 0 represents "false" or "off." When performing logical operations, such as AND, OR, and NOT, these binary values help determine the output based on the inputs. For example, in an AND operation, 1 AND 1 equals 1, while 1 AND 0 equals 0.

What does a intercept on a graph represent?

The intercept on a graph represents the point where a line or curve crosses the axes. The y-intercept is the point where the graph intersects the y-axis, indicating the value of the dependent variable when the independent variable is zero. Similarly, the x-intercept is where the graph crosses the x-axis, showing the value of the independent variable when the dependent variable is zero. These points are key in understanding the behavior of the function represented by the graph.

What is the function of utm?

UTM, or Universal Transverse Mercator, is a geographic coordinate system that divides the Earth into a series of zones for more accurate mapping and navigation. Each zone has its own coordinate system, which minimizes distortion of scale and area within that specific zone. UTM is widely used in mapping, geospatial analysis, and GPS technology to provide precise location data. Its systematic approach makes it easier to manage and interpret spatial information across different regions.

What is the lcm of 17,27, and 37?

The three numbers are coprime so their LCM = 17*27*37 = 16983

Why do you graph x then y but not for slope intercept form?

In slope-intercept form (y = mx + b), the equation is typically rearranged so that y is isolated on one side, making it straightforward to graph by plotting the y-intercept (b) and using the slope (m) to find additional points. This method inherently prioritizes y-values based on corresponding x-values, allowing for a clear visualization of the relationship. In contrast, when graphing a function or equation, you may plot x-values first to determine their corresponding y-values, but the focus remains on deriving y from x for accurate representation on the Cartesian plane.

What is To evaluate an expression you the variable with a number?

To evaluate an expression, you substitute the variable with a specified number. This process involves replacing the variable in the expression with its given value and then performing the necessary arithmetic operations to simplify the expression. For example, if you have the expression (2x + 3) and you substitute (x) with (4), you would calculate (2(4) + 3) to get (11).

If data set A has a larger standard deviation than data set B data set A is more spread out than data set B.?

Yes, if data set A has a larger standard deviation than data set B, it indicates that the values in data set A are more spread out around the mean compared to those in data set B. A higher standard deviation signifies greater variability and dispersion in the data. Conversely, a smaller standard deviation in data set B suggests that its values are more closely clustered around the mean.

What is the function of the clitorous?

The clitoris is a small, sensitive organ located at the top of the vulva and is primarily responsible for sexual pleasure in females. It contains a high concentration of nerve endings, making it highly sensitive to touch and stimulation. The clitoris plays a crucial role in sexual arousal, contributing to the physiological response during sexual activity, including orgasm. Additionally, it is involved in the overall sexual experience, enhancing intimacy and pleasure.

Which variable is the independent variable in the Standford prison experiment?

In the Stanford prison experiment, the independent variable is the role assigned to participants, specifically whether they were assigned as guards or prisoners. This manipulation aimed to observe how these roles influenced behavior and interactions within the simulated prison environment. The researchers sought to understand the effects of perceived power and authority on individuals in these roles.

How would you describe the difference between the graphs of f(x)x2 4 and g(y)y2 4 apex?

The graph of ( f(x) = x^2 - 4 ) is a parabola that opens upwards with its vertex at (0, -4) and intersects the x-axis at ( x = -2 ) and ( x = 2 ). In contrast, the graph of ( g(y) = y^2 - 4 ) is also a parabola that opens upwards, but its vertex is at (0, -4) on the y-axis, intersecting the y-axis at ( y = -2 ) and ( y = 2 ). While both graphs share similar shapes and positions relative to their respective axes, they are oriented differently: ( f(x) ) is plotted against the x-axis, whereas ( g(y) ) is plotted against the y-axis.

What quadratic equation has a leading coefficient of 4 and solutions 12 and?

To find a quadratic equation with a leading coefficient of 4 and solutions 12 and another root ( r ), we can use the fact that a quadratic equation can be written in the form ( a(x - p)(x - q) ), where ( p ) and ( q ) are the roots. Here, the equation would be ( 4(x - 12)(x - r) ). Expanding this, the quadratic equation is ( 4(x^2 - (12 + r)x + 12r) ), leading to ( 4x^2 - 4(12 + r)x + 48r ).

What are necessary skills to solve equations with fractions?

To solve equations with fractions, one must have a solid understanding of arithmetic operations, including addition, subtraction, multiplication, and division of fractions. Skills in finding a common denominator are essential for combining or comparing fractions. Additionally, proficiency in simplifying fractions and manipulating algebraic expressions is crucial for isolating variables. Lastly, attention to detail is important to avoid errors during calculations.

What operation would isolate the variable in the equation 51q 1020?

To isolate the variable ( q ) in the equation ( 51q = 1020 ), you would divide both sides of the equation by 51. This operation gives ( q = \frac{1020}{51} ), simplifying to ( q = 20 ).

Which points are solutions to the system of inequalities y 2x y 8 x 2?

To determine the solutions to the system of inequalities ( y < 2x ) and ( y > 8 - x^2 ), we need to analyze the regions defined by these inequalities. The first inequality represents the area below the line ( y = 2x ), while the second represents the area above the parabola ( y = 8 - x^2 ). Solutions to the system are points where the area below the line intersects with the area above the parabola. For example, points like (0, 7) and (1, 5) satisfy both inequalities and are solutions to the system.

In basketball the number of points you score is given by 3x plus 2y plus 1z3x plus 2y plus 1z3 x plus 2 y plus 1 z where xxx is three-pointers yyy is two-pointers and zzz is free throws (one-pointers)?

In basketball, the total points scored can be calculated using the formula (3x + 2y + z), where (x) represents the number of three-pointers made, (y) represents the number of two-pointers made, and (z) represents the number of free throws. Each three-pointer adds three points, each two-pointer adds two points, and each free throw adds one point to the score. This formula allows players and teams to quickly assess their scoring contributions from different types of shots.

What is the inverse of y 5x 20?

To find the inverse of the equation ( y = 5x + 20 ), we first switch ( x ) and ( y ), giving us ( x = 5y + 20 ). Next, we solve for ( y ) by isolating it: ( 5y = x - 20 ) and then ( y = \frac{x - 20}{5} ). Thus, the inverse function is ( y = \frac{x - 20}{5} ).

Find square root?

To find the square root of a number, you can use various methods, including estimating, using a calculator, or applying the long division method for more precise calculations. The square root of a number ( x ) is a value ( y ) such that ( y^2 = x ). For example, the square root of 16 is 4, since ( 4^2 = 16 ). In mathematical notation, the square root is often represented as ( \sqrt{x} ).