lenardtyler lenardtyler
  • 22-01-2020
  • Mathematics
contestada

if x -5 and y = -8, evaluate the expression 4x2 -7y2

Respuesta :

ZaneRussum
ZaneRussum ZaneRussum
  • 24-01-2020

4*-5^2-7*-8^2

4*25-7*64

100-448

-348

Answer Link

Otras preguntas

Find the sum of the first 25 terms of the series: 215 + 200 + 185 +… A.1256 B.754 C.875 D.970
What is the chemical basis of change in ph of water as acid is added
If f(y)=5y-3 determine the value of y when f(y)=-8
Simplify the expression: –10v–6–1
f(x)=2x - 2 ; Find f(1)
Mel works as a waiter. He uses the linear expression 4x+5 to calculate his hourly earning , in dollars based on the number of tables x, that he serves. What is
will give brainliest if correct
How is The Call of the Wild an example of anthropomorphism? A. The main character, Buck, is an animal. B. The main character, Buck, undergoes a serious change
Given the figure below, find the values of x and z. 63° (5x + 48)°
Ear wax, which is produced in the external auditory canal, contains chemicals that guard the ear from infections. please select the best answer from the choices