Question

What is the value of the expression (-5) -3?

1. Apply the negative exponents rule:
(-5)
2. Expand the power:
1
(-5)(-5)(-5)
1
3. Simplify:
х
What is the value of x?
X=

Answer 1

Answer:

-1/ 125

Explanation:

(-5) ^ -3

We have a negative exponent

a^ -b = 1 /a ^b

1 / ( -5) ^3

The power of 3 means multiply (-5) together 3 times

1 / ( -5)(-5)(-5)

1/ - 125

-1/ -125

Explanation:

Answer 2

-1/ 125

Explanation:

(-5) ^ -3

We have a negative exponent

a^ -b = 1 /a ^b

1 / ( -5) ^3

The power of 3 means multiply (-5) together 3 times

1 / ( -5)(-5)(-5)

1/ - 125

-1/ 125