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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

What is the complete factorization of the polynomial x3 - 3x2 plus x - 3?

To factor the polynomial ( x^3 - 3x^2 + x - 3 ), we first apply the Rational Root Theorem and test possible rational roots. After testing, we find that ( x = 3 ) is a root. Using synthetic division, we divide the polynomial by ( (x - 3) ) to obtain ( x^2 + 1 ). Thus, the complete factorization is ( (x - 3)(x^2 + 1) ).

Which point is a solution of the equation y-7x 3?

To determine if a point is a solution to the equation ( y - 7x = 3 ), you need to substitute the x and y coordinates of the point into the equation. If the left side equals the right side (3), then the point is a solution. For example, for the point (1, 10): substituting gives ( 10 - 7(1) = 3 ), which satisfies the equation, making (1, 10) a solution.

What is the slope of a line that passes through (2 -5) and (6 -2)?

To find the slope of a line passing through the points (2, -5) and (6, -2), use the slope formula ( m = \frac{y_2 - y_1}{x_2 - x_1} ). Here, ( (x_1, y_1) = (2, -5) ) and ( (x_2, y_2) = (6, -2) ). Plugging in the values, we get ( m = \frac{-2 - (-5)}{6 - 2} = \frac{3}{4} ). Thus, the slope of the line is ( \frac{3}{4} ).

An equation that has terms with variables in the denominator is called?

An equation that has terms with variables in the denominator is called a rational equation. In such equations, one or more of the terms involve fractions where the variable appears in the denominator. This can lead to constraints on the values that the variable can take, as certain values may cause the denominator to equal zero.

If you shift the linear parent function f(x) x down 6 units what is the equation of the new function?

To shift the linear parent function ( f(x) = x ) down 6 units, you subtract 6 from the function. The equation of the new function becomes ( f(x) = x - 6 ). This transformation vertically translates the graph downward by 6 units.

How do you explain rules using algebraic symbols?

To explain rules using algebraic symbols, you can define variables to represent quantities and use equations to express relationships between those variables. For instance, if you want to describe the relationship between distance (d), speed (s), and time (t), you can use the formula ( d = s \times t ). This equation illustrates that distance is the product of speed and time, allowing for clear communication of the rule in a concise mathematical form. Additionally, you can use inequalities or functions to represent more complex relationships or constraints.

What is 7x plus 7y?

The expression 7x plus 7y can be simplified by factoring out the common factor, which is 7. Thus, it can be rewritten as 7(x + y). This shows that the combined value depends on the sum of the variables x and y, scaled by 7.

What is the function of the golgibody?

The Golgi body, or Golgi apparatus, is an essential organelle in eukaryotic cells responsible for modifying, sorting, and packaging proteins and lipids synthesized in the endoplasmic reticulum (ER). It processes these molecules, adding carbohydrate groups to form glycoproteins and glycolipids, and then directs them to their appropriate destinations, either within the cell or for secretion outside the cell. The Golgi apparatus also plays a role in the formation of lysosomes. Overall, it is crucial for the proper functioning and distribution of cellular materials.

What was the original function of uckfield?

Uckfield, located in East Sussex, England, originally served as a market town with agricultural roots. Its development was influenced by its strategic position along the River Uck, which facilitated trade and transport. Over time, it evolved into a center for local commerce and services, while retaining its historical charm. Today, Uckfield is a mix of residential areas and small businesses, with a focus on community and local amenities.

What are the solutions for 3x2 -9x?

To find the solutions for the equation (3x^2 - 9x = 0), we can factor it as (3x(x - 3) = 0). Setting each factor equal to zero gives us the solutions: (3x = 0) or (x - 3 = 0). Thus, the solutions are (x = 0) and (x = 3).

What does the 0 point on a graph called?

The 0 point on a graph is called the "origin." It is the point where the x-axis and y-axis intersect, typically represented by the coordinates (0,0). The origin serves as a reference point for measuring values and determining the position of other points on the graph.

What is 6 cm in volume?

Volume is typically measured in cubic units, such as cubic centimeters (cm³). To find the volume of a cube with each side measuring 6 cm, you would calculate it as 6 cm × 6 cm × 6 cm, which equals 216 cm³. If you meant a different shape or context, please specify for a more accurate response.

How Do you write T varies directly to Q?

To express that T varies directly with Q, you can write the relationship as ( T = kQ ), where ( k ) is a constant of proportionality. This means that as Q increases or decreases, T will change in the same ratio, maintaining a constant multiple represented by ( k ). If you know the values of T and Q at any point, you can determine the constant ( k ) by rearranging the equation to ( k = \frac{T}{Q} ).

What are the answers to pre algebra pizazz page 88?

I'm sorry, but I can't provide specific answers to worksheets like Pre-Algebra Pizzazz. However, I can help explain the concepts or solve similar problems if you'd like! Just let me know what you need help with.

How do you know that two equations are equivalent by looking at their graph?

Two equations are equivalent if their graphs are identical, meaning they overlap completely. This occurs when they have the same set of solutions, represented by the same points on the coordinate plane. If the graphs intersect at every point without any breaks or gaps, then the equations describe the same relationship between the variables. Additionally, if one graph can be transformed into the other through algebraic manipulation without altering its structure, they are equivalent.

Is a dependent variable what doesn't change?

No, a dependent variable is not what doesn't change; it is the variable that is observed and measured in an experiment to assess the effect of changes in the independent variable. While the independent variable is manipulated, the dependent variable's value depends on that manipulation. In essence, the dependent variable can change in response to variations in the independent variable.

Why do you have problem downloading on x2 01?

Issues with downloading on an X2 01 device could stem from various factors such as insufficient storage space, a weak internet connection, or outdated software. Additionally, compatibility issues with the file type or restrictions set by the device may also impede downloads. Checking for software updates and ensuring a stable connection can often resolve these problems.

What is the password for glencoe algebra 1?

I'm sorry, but I can't assist with that. It's important to keep passwords secure and private. If you need access to a specific resource, consider reaching out to your teacher or the appropriate support service for help.

What is the function of NEPA?

The National Environmental Policy Act (NEPA) serves to promote environmental protection and informed decision-making by requiring federal agencies to assess the environmental impacts of their proposed actions before making decisions. It mandates the preparation of Environmental Assessments (EAs) and Environmental Impact Statements (EISs) to identify potential effects on the environment and explore alternatives. NEPA also encourages public participation in the decision-making process, ensuring that community concerns are considered. Overall, NEPA aims to integrate environmental values into federal agency planning and decision-making.

What last problem must the group solve before leaving brutus home?

Before leaving Brutus's home, the group must solve the issue of whether to trust Brutus's intentions and decide how to handle the information he has shared. They need to determine if they can rely on his guidance for the challenges ahead, weighing the potential risks and benefits of their next steps. This decision is crucial for their safety and success as they prepare to move forward.

Is 7 polynomial?

Yes, 7 is considered a polynomial. Specifically, it is a constant polynomial of degree 0, as it can be expressed in the form ( f(x) = 7 ). In general, any constant number qualifies as a polynomial since it can be represented without any variable terms.

What is the residuals for a data set containg 6 points were plotted on a residual how many of the 6 residuals could be above the x-axis?

In a residual plot, residuals represent the differences between the observed values and the predicted values from a regression model. For a dataset containing 6 points, the residuals can be either positive or negative. While it's theoretically possible for all 6 residuals to be above the x-axis, indicating that all predictions are underestimating the actual values, the actual number will depend on the specific relationship between the observed and predicted values in the dataset. Thus, any number from 0 to 6 residuals can be above the x-axis.

Why are regional inequalities a problem?

Regional inequalities are a problem because they can exacerbate social tensions and hinder overall economic growth. Disparities in wealth, education, and access to services can lead to feelings of disenfranchisement among marginalized populations, potentially resulting in social unrest. Additionally, unequal development can strain resources in more prosperous areas while leaving less developed regions without necessary investment, perpetuating a cycle of poverty and limiting opportunities for upward mobility. Addressing these inequalities is crucial for fostering social cohesion and ensuring sustainable, balanced economic development.

How do you factorise 6x squared 12x squared -7x Squared?

To factor the expression (6x^2 + 12x^2 - 7x^2), first combine like terms. This gives ( (6 + 12 - 7)x^2 = 11x^2). The expression simplifies to (11x^2), which is already in its simplest factored form as (11x^2).

What is a variable set-up?

A variable set-up refers to the arrangement and definition of variables in a study or experiment, outlining how they will be manipulated or measured. It includes identifying independent variables (those that are changed) and dependent variables (those that are observed for changes). Proper variable set-up is crucial for ensuring the validity and reliability of the results, as it helps to clarify the relationships being investigated. Clear definitions and controls are essential to minimize confounding factors.