Question on pic thank you
1 answer:
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For this case we have the following expression:
From here, we must clear the value of a.
We then have the following steps:
Place the terms that depend on a on the same side of the equation:
Do common factor "a":
Clear the value of "a" by dividing the factor within the parenthesis:
Answer:
The clear expression for "a" is given by:
We are given this
write it as the difference of cubes
use the formula for the difference of cubes
Now use the formula for the difference of squares as