Find the product.(x - 5)(2x - 3)
A. 2x2 - 15x + 15
B. 2x2 + 15x - 13
C. 2x2 - 13x - 13
D. 2x2 - 13x + 15
Answer: D
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Find the derivative of y with respect to x, t, or ?, as appropriate.y = 
A. 64xe8x - 18e6
B. e8x ( 8x - 1) - e6
(6
- 1)
C. ln t
D. 64e8x - 6
e6
Solve the problem.The foundation for a cylindrical water tank is a cylinder 16 m in diameter and 3 m high. The formula for determining the volume of a cylinder is V = ?r2h. How many cubic m of concrete are needed to build the foundation? Use 3.14 for ?. Round your answer to the nearest tenth if necessary.
A. 301.4 m3 B. 1205.8 m3 C. 602.9 m3 D. 2411.5 m3
Write the statement as an inequality.y is greater than -92
A. y ? -92 B. y > -92 C. y ? -92 D. y < -92
Determine if the given integer value for the variable is a solution to the equation.-2(x + 9) + 4x = 4(x - 9) + 6; 6
A. solution B. not a solution