Question

simplify: 3^-5*10^-4*5^4/5^2*6^-5

Answer 1

Answer:

Correct option is

A

5

5

5

−7

×6

−5

3

−5

×10

−5

×125

=

5

−7

×(2×3)

−5

3

−5

×(2×5)

−5

×5

3

=

5

−7

×2

−5

×3

−5

3

−5

×2

−5

×5

−5

×5

3

=3

−5+5

×2

−5+5

×5

−5+3+7

=5

5

=3125