Question

4. Evaluate the expression for a = –1 and b = 5.
(ab)2

Answer 1

If a = -1
b = 5
Then (ab)2
=(-1 x 5)
=-5

Answer 2

Sorry
=(-5)2
=-25

Answer 3

this is what i did ...........
(ab)2=25

Answer 4

But a is a -1

Answer 5

yup (ab)2 = to -25 thank u though !

Answer 6

ya welcome

Answer 7

wanna help me with one more?

Answer 8

Simplify the expression.
9xy2 – 11xy2=

Answer 9

I'll try

Answer 10

k ive got plenty lol lets try and do them together if u dont mind ?

Answer 11

9 xy2-11 xy2=
=9(xy)2- 11(xy)2
-xy2=9-11
xy2=-9+11
xy2=2
xy=2/2
xy=1?

Answer 12

dont ask me lol, is that right ?

Answer 13

-2xy2

Answer 14

dont solve it lol just simplify it

Answer 15

ok