Factor completely. State that the polynomial is prime if it cannot be factored.x2 - 4x - 77
A. prime
B. (x + 7)(x - 11)
C. (x - 7)(x + 1)
D. (x - 7)(x + 11)
Answer: B
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Find dr/d?.?4/3 + r4/3 = 1
A. 
1/3
B. 
1/3
C. -
1/3
D. -
1/3
Use a calculator to find a decimal approximation for the indicated function values. Round your answer to four decimal places.sin (2.257)
A. 0.5986 B. 0.1401 C. 0.7737 D. -0.6336
Solve the problem.A license plate is to consist of 2 letters followed by 4 digits. Determine the number of different license plates possible if repetition of letters and numbers is permitted.
A. 6,760,000 B. 6,759,976 C. 676,000 D. 3,276,000
Use the rules for exponents to simplify the expression. Write the final answer in exponential form when necessary. Assume that all variables represent positive values. (x11/15)3/7
A. x1/2 B. x11/105 C. x11/35 D. x11/5