Answer:
See below
Step-by-step explanation:
The first one 'cubes' the denominator AND the numerator:
(-2/5)^3 = -2/5 * -2/5 * -2/5 = -8/125
The second one 'cubes' only the denominator:
-2/5^3 = -2 / (5 * 5 * 5) = - 2 / 125
Answer:
The first term should be positive
She did not distribute the -4 properly
She added
to negative -4 instead of multiplying
Step-by-step explanation:
In order to tell where she is wrong we should solve the question our selves. we are going to get the following......

So now we see that the three things she did wrong are.
The first term should be positive
She did not distribute the -4 properly
She added
to negative -4 instead of multiplying
Hope this helps :)
Answer:
80.8
Step-by-step explanation: 0.7x4x6=16.8
16.8+8 to the 2nd power= 80.8
Solve for c by simplifying both sides of the equation, then isolating the variable.
C=36.5