Express as a single logarithm and, if possible, simplify.log4 12 + log4 9
A. log4 21
B. log4 108
C. log8 108
D. log8 21
Answer: B
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Solve the problem.Ted runs a shoe store. The equation g = n + r expresses the relationship between gross sales (g), net sales (n), and returns (r). What were Ted's net sales if his gross sales were $5600 and his returns were $1600?
A. $4000 B. $1600 C. $5600 D. $4200
Completely factor the polynomial or state that the polynomial is prime.125x3 + 1
A. (5x + 1)(25x2 + 5x + 1) B. (5x + 1)(25x2 - 5x - 1) C. (5x + 1)(25x2 - 5x + 1) D. (5x + 1)(25x2 + 1)
Multiply.(p + 11q)(p - 11q)
A. p2 - 22q2 B. p2 - 121q2 C. p2 - 22pq - 121q2 D. p2 + 22pq - 121q2
The maker of an automobile advertises that it takes 13 seconds to accelerate from 25 kilometers per hour to 80 kilometers per hour. Assuming constant acceleration, compute the acceleration in meters per (second)2. Round your answer to three decimal places. ?
A. 1.528 m/sec2 B. 2.244 m/sec2 C. 2.644 m/sec2 D. 2.917 m/sec2 E. 1.175 m/sec2