Use special right triangles to evaluate the expression.tan 
A. 2
B. 
C. 
D. 
Answer: C
Mathematics
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Use the root test to determine if the series converges or diverges.
A. Converges B. Diverges
Mathematics
Multiply in the indicated base.637 × 47
A. 4457 B. 3557 C. 3467 D. 3457
Mathematics
Find the absolute value of the complex number.z = -2i
A. 4 B. 2i C. -2 D. 2
Mathematics
Simplify the expression. Write your answer without negative exponents. Whenever an exponent is negative or zero, assume that the base is not zero.
-3
A. 
B. 
C. - 
D. 
Mathematics