Perform the indicated operation. Write the answer without exponents.(8.7 × 103) × (7.7 × 102)
A. 6,699,000
B. 66.99 × 105
C. 669,900
D. 66.99 × 106
Answer: A
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Using a calculator, solve the following problems. Round your answers to the nearest tenth.A ship is 6 miles west and 46 miles south of a harbor. What bearing should the captain set to sail directly to harbor?
A. N 82.6° E B. N 97.4° E C. N 7.4° E D. N 127.6° E
Use a graphing calculator and the method of matrix inverses to solve the system. Give 5 decimal places.3.2x + ?y = 
x - 7.84y = 4
A. {(0.25269, 0.45438)} B. {(1.25432, -0.73113)} C. {(0.98584, -0.29241)} D. {(0, 1)}
Solve for the indicated variable.5s + 2p = tp - 2, for p
A. p = 
B. p = 
C. p = 
D. p = 
Find all replacements (less than the modulus) for the question mark that make the statement true.9 + ? ? 2 (mod 8)
A. 4 B. -1 C. 1 D. 2