Question

Annabelle and Navene are multiplying (4 to the power of 2•7 to the power of 5)(4 to the power of3•7 to the power of 2).

Is either of them correct?

Answer 1

`\bf (4^27^5)(4^37^2)\implies 4^27^54^37^2\\\\\\ 4^24^37^57^2\implies 4^(2+3)7^(5+2)\implies 4^57^7`