Factor using the trial and error method.15x2 - 4x - 4
A. (15x - 2)(x + 2)
B. (3x - 2)(5x + 2)
C. (15x + 2)(x - 2)
D. (3x + 2)(5x - 2)
Answer: B
Mathematics
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Solve for x. Check your answer. If there is no solution, say so.
- 
= 2 - 
A. x = 
B. x = 
C. x = - 
D. No solution
Mathematics
Simplify.
2
A. 
B. 
C. 
D. 
Mathematics
Calculate the sum.(-5) + (+8)
A. 13 B. 3 C. -3 D. -13
Mathematics
Solve the problem.Bill can row 3 mph in still water. It takes him 3 hours 36 minutes to go 3 miles upstream and return. Find the speed of the current.
A. 2 mph B. 1.5 mph C. 3 mph D. 2.5 mph
Mathematics