Question

giving medal! plz help..


Rewrite the expression using exponents. Then evaluate.

-6*-6+3*3*3-7

A. (-6)^2+(3)^2-7 ;14
B. -6(2)+3(3)-7 ; 13
C. (-6)^2+(3)^3-7 ; 56
D.-6(2)+3(3)-7; -10

Answer 1

-6*-6 =(-6)^2
3*3*3=(3)^3

So, -6*-6+3*3*3-7

=(-6)^2+(3)^3-7

Answer 2

(-6)^2=36
(3)^3=27

So the expression is = 36+27-7=56

Answer 3

thank you