Multiply.(3a - 4)2
A. 9a2 + 16
B. 3a2 - 24a + 16
C. 9a2 - 24a + 16
D. 3a2 + 16
Answer: C
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Find the derivative of the function.s = (5t - 3)(6t + 1)
A. 30t - 13 B. 60t - 23 C. 60t - 6.5 D. 60t - 13
Construct a truth table to determine when the lightbulb is on. That is, determine which switches must be open and which switches must be closed for the lightbulb to be on. 
A. The lightbulb will be on when p, q, and r are all closed, or when p and r are closed and q is open.
B. The lightbulb will be on when p and q are closed and r is open.
C. The lightbulb will be on in all cases except when p, q, and r are all open, or when p and r are open and q is closed.
D. The lightbulb will be on when p, q, and r are all closed, or when p and r are closed and q is open.
Find the perimeter of the figure.A rectangle 80 cm × 110 cm
A. 17,600 cm B. 320 cm2 C. 380 cm D. 190 cm2
Use the horizontal line test to determine whether the function is one-to-one.
A. Yes B. No