Question

Simplify: ( y−7 × y−3 )−1

Answer 1

\((y-7 \times y-3)-1\)
Is this your question?

Answer 2

ya

Answer 3

the number are in the top

Answer 4

You mean that the numbers are exponents?

Answer 5

yaa

Answer 6

\((y^{-7} \times y^{-3})^{-1}\)

Answer 7

yess

Answer 8

Raising a power to a power - multiply the exponents.
\((x^2)^3 = x^6\)