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Calculus

The branch of mathematics that deals with the study of continuously changing quantities, with the use of limits and the differentiation and integration of functions of one or more variables, is called Calculus. Calculus analyzes aspects of change in processes or systems that can be modeled by functions. The English physicist, Isaac Newton, and the German mathematician, G. W. Leibniz, working independently, developed calculus during the 17th century.

25,068 Questions

What does 14x-2y plus 7x-3y plus -3x equal to?

(14x-2y)+(7x-3y)+(-3x) = 14x-2y+7x-3y-3x

=(14+7-3)x-(2+3)y

=18x-5y

How do you write 6 x 3 equals 18 in vertical form?

It is a little difficult the show this on here, but it will look like this.

6

x 3

--------

18

(Except the 6 & 18 will be lined up with the 3) - This website does not want to let me do this to show you.

X plus 1 5?

There is no solution or simplification possible.

What is the answer to y - 4 equals 0?

so you first want to wright down the equation (it helps later in math) like this...

y - 4 = 0

then you want to isolate "y" so to cancel out the -4 you have to make it 0. however if you add 4 to the equation then you have to do the same on the other side of the equation such as...

y - 4 + 4 = 0 + 4

From there it is simple arithmetic...

Y = 4

and there is your answer

What does 1 and three fifth plus four fifths equal?

1 3/5 + 4/5 = 12/5 (<improper fraction) or as a mixed fraction, 2 2/5

(2 and two fifths)

What is 2 over 3 plus 5 over 7 plus 2 over 5?

figure it out ur self

********************

2/3 + 5/7 + 2/5

Make each of the denominators the same, by finding the LCD, i.e. 105.

To make 2/3 have a denominator of 105, multiply it by 35/35.

Similarly, multiply 5/7 by 15/15, and 2/5 by 21/21.

Therefore,

2/3*35/35 + 5/7*15/15 + 2/5*21/21

= 70/105 + 75/105 + 42/105

= (70 + 75 + 42)/105

= 187/105

Is y equals lxl plus 3 a function?

Assuming the domain and codomain are properly defined, then YES.

What does y equals 9 mean when x equals 16?

This is slightly out of context but you will have an equation of a graph we call it x and y because they are the axises we use on a graph. Usually in an equation we try to find the value of y. An equation that works in this case is y=x-7 but there are many others.

But if we use the example i have given when x=16 this means y=16-7 which is 9 if you were to plot this point on a graph it would be 16 across the x axis and 9 up

Hope this helps

What are the equations of the two lines that define the maximum and minimum values for the graphs of y equals sin x and y equals cos x?

1.

What are the equations of the two lines that define the maximum and minimum values for the graphs of y = sin x and y = cos x ?

(1 point)

  • (1 pt) y = 1 and y = -1
  • (0 pts) y = 0
  • (0 pts) y = 2 and y = -2
  • (0 pts) y = 1 and y = 0
1 /1 point

What method to use on this equation 5x plus 10-20 and-5x plus y equals 9?

5x = 10 - 20 gives 5x = -10 so that x = -10/5 = -2.


Substitute this value in the second equation:

-5*-2 + y = 9

that is 10 + y = 9

so that y = -1


What do you use to find the area of a circle?

use this. A(area) = pi x r2 ( pi, which is 3.14 or 22/7, times the radius squared (r x r) )