3 with an exponent of 3 plus 4 with an exponent of 2

Hello! our answer here is going to be:

43.

Lets understand this a little better!

when dealing with exponents, it is the base number (3) times its self how ever many the above number is (3 again)

so, it wont be 3 x 3, but instead 3 x 3 x 3 because that's how much the exponent is.

same rule applies with 4^2!

43.

Step-by-step explanation:

3^3 + 4^2

= 27 + 16

= 43.

5

step-by-step explanation:

so mark-up is 0.4 multiplied by 180 = 72