Question

Evaluate fraction with negative 3 raised to the seventh power times negative 3 squared in the numerator and negative 3 raised to the fifth power in the denominator.

−81
−27
27
81

Answer 1

Last option, 81.

Explanation:

Evaluate,
`((-3)^(7)(-3)^(2) )/(\ (-3)^(5) )`

`((-3)^(7)(-3)^(2) )/(\ (-3)^(5) )` =>
`((-3)^(7+2) )/(\ (-3)^(5) )` =>
`((-3)^(9) )/(\ (-3)^(5) )` =>
`(-3)^(9-5)` =>
`(-3)^(4)` =>
`(-3)(-3)(-3)(-3)` =>
`81`