Mathematics
bellatop2
2016-04-12 01:25:51
What side lengths should be used to model a rectangle with an area of x2 + 3x – 10 square units?
ANSWERS
JulienneTrolinger415
2016-04-12 04:52:09

The area of a rectangle is A=ab, where a and b are the side dimensions. So if you factor A, you will see what a and b are... x^2+3x-10 x^2-2x+5x-10 x(x-2)+5(x-2) (x+5)(x-2) So the sides have lengths of (x+5) and (x-2)

Ashleydengel
2016-04-12 04:53:24

the correct answer is x-2 and x+5 if you are on edgenuity

ADD ANSWER