Question

Completely simplify the following expressions.

1.

Answer 1

y^9 z^2 xy^8 x ^-2 z^4

Answer 2

the snitch

Answer 3

what?

Answer 4

When multiplying powers with the same base, add the exponents.
Example: a^7 * a^-2 = a^5
Example: a^3 * b^5 * a^-3 * b^6 = a^0 * b^11 = b^11 (since a^0 = 1)

Answer 5

???