Multiply mentally.(s - 7)(s2 + 3s + 2)
A. s3 - 10s2 + 23s - 14
B. s3 - 4s2 - 19s - 14
C. s3 - 4s2 + 23s - 14
D. s3 - 4s2 - 19s + 14
Answer: B
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Find the area of the shaded part of the figure if a = 6, b = 9, c = 2.
?
?
A. 45 B. 26 C. 120 D. 66 E. none of these
Solve the quadratic equation by completing the square. Make sure your answer is simplified completely. If there are no real solutions, so state.x2 = 5 - 6x
A. x = -1 - 
or x = -1 + 
B. x = -3 - 
or x = -3 + 
C. x = -3 - 2
or x = -3 + 2
D. x = 3 + 
Find the amount of interest earned by the following certificates of deposit. Assume daily compounding. Round to the nearest cent.
Amount: $57,624.54Interest rate: 6%Time: 10 years
A. $37,379.01 B. $47,369.04 C. $58,409.25 D. $20,158.53
Factor.5x2 - 14x - 24
A. (5x + 6)(x - 4) B. (6x + 5)(x - 4) C. (x + 5)(x - 4) D. (x - 6)(x - 4)