Question

Evaluate the expression for x = 4 and y = 5.

6(x2 - y) - y2

Answer 1

are x2 and y2 squares?

Answer 2

yea?

Answer 3

if so you just want to plug in x=4 and y=5 into

6(x^2-y)-y^2

Answer 4

it'll look like

6(4^2-5)-5^2

Answer 5

i think it'll look like

http://www.mathpapa.com/algebra-calculator.html?q=6%28x%5E2-y%29-y%5E2%20 @%20x%3D4%2C%20y%3D5

Answer 6

does that link work for u?

Answer 7

yes then it will be 6 (16-5)-25 right

Answer 8

ya

Answer 9

16 -5 = 11, x 6 = 66, - 25 =41?

Answer 10

perfect