Question

Which expression is equivalent to 3^2 ⋅ 3^−5?

Answer 1

1/3^3
1/3^7
1/3^-3
1/3^-7

Answer 2

Do you mean \[3^2*3^{-5}\]?

Answer 3

Yes

Answer 4

Ok

Answer 5

You and I know that we sum the power (index) in the case of multiplication terms with the same bases. Good?

Answer 6

Yes

Answer 7

\[a^c*a^d=a^{c+d}\]

Answer 8

Great!

Answer 9

1/3^2- (-5)?

Answer 10

I know its either A or D

Answer 11

so the result will be\[3^{2+(-5)}=3^{2-5}=3^{-3}=\frac{ 1 }{ 3^3 }=\frac{ 1 }{ 27 }\]

Answer 12

B OR D))

Answer 13

The first choice

Answer 14

Oh, wait, hold on, i did division

Answer 15

Tell me that you got that or not.

Answer 16

Yes, you did. Instead do multiplication. You got the mistake yourself!