Solve the equation.log3 (x + 4) + log3 (x - 2) = 3
A. x = -7
B. x = 5
C. x = 5, x = -7
D. no solution
Answer: B
Mathematics
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Simplify, if possible.
A. -10
B. -1
C. 
D. 1
Mathematics
Completely factor the polynomial or state that the polynomial is prime.81x2 - 25
A. (81x + 1)(x - 25) B. (9x + 5)2 C. (9x - 5)2 D. (9x + 5)(9x - 5)
Mathematics
Tell whether the angle is acute, right, obtuse, or straight.?ADB 
A. Obtuse B. Straight C. Right D. Acute
Mathematics
Evaluate the given binomial coefficient.
A. 0 B. 8 C. 28 D. 1
Mathematics