This is a sample question on a college test site for math.
2^(5/2)-2^(3/2)
A. 2^(1/2)
B.2
C. 2^(3/2)
D. 2^(5/3)
E.2^2
How do I find know that C is the answer?
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This is a sample question on a college test site for math.
2^(5/2)-2^(3/2)
A. 2^(1/2)
B.2
C. 2^(3/2)
D. 2^(5/3)
E.2^2
How do I find know that C is the answer?
Re-expressas
and then factor out
from both terms.
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