Question

Annabelle and Navene are multiplying (4²7⁵)(4³7²).

Annabelle's Work: (4²7⁵)(4³7²) = 4² + ³7⁵ + ² = 4⁵7⁷
Navene's Work: (4²7⁵)(4³7²) = 4²⋅³7⁵⋅² = 4⁶7¹⁰
Is either of them correct? Explain your reasoning.

PLEASE HELP ME ILL GIVE YOU ALL MY POINTS!

Answer 1

Annabelle is correct

Answer 2

Annabelle’s work is correct
(4^2x7^5)(4^3x7^2) = (4^5x7^7)=
843308032

(4^5)+(4^2x7^2)+(7^5x4^3)+(7^7)
= 843308032