Simplify the expression. Write your answer without negative exponents. Whenever an exponent is negative or zero, assume that the base is not zero.
-4
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Simplify the expression. Use positive exponents. Assume variables represent nonnegative numbers.
3
A. 
B. 
C. 
D. 
Mathematics
Find A, B, and C for the partial fraction decomposition.
= 
+ 
+ 
A. A = 0, B = 2, C = 0 B. A = 2, B = 0, C = 2 C. A = 2, B = 0, C = 0 D. A = 0, B = 2, C = 2
Mathematics
Find the unknown length in the right triangle. Round to the nearest thousandth, if necessary.
A. 5.8 ft B. 4.338 ft C. 18.82 ft D. 2.408 ft
Mathematics
Factor completely using the trial and error method to factor trinomials. If unfactorable, indicate that the polynomial is prime.2x2 - 2x - 12
A. prime B. (2x + 4)(x - 3) C. (2x - 3)(x + 4) D. (2x - 4)(x + 3)
Mathematics