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# Subject Test Math 2

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# Question 25 of 28

beginning of content:
Tags:
SAT Subject Test

If , what is ?

Correct Answer:
No

Correct Answer:
No

Correct Answer:
No

Correct Answer:
No

Correct Answer:
Yes

### View Correct Answer

The correct answer is E.

One way to determine the value of is to solve the equation for . Since , start with the equation , and cube both sides to get . Isolate to get , and apply the cube root to both sides of the equation to get .

Another way to determine the value of is to find a formula for and then evaluate at Let and solve for : cubing both sides gives , so , and .  Therefore, , and .

Question Difficulty:
hard