Solve the problem.Find the exact value of x in the figure.

A. 20
B. 23
C. 22
D. 22


Answer: D

Mathematics

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Determine whether the following table can be modeled exactly by an exponential function.  t 3.21 4.21 5.21 6.21 y 52.65 94.77 170.59 307.06

What will be an ideal response?

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Solve the problem.In an electrical circuit, let V represent the electromagnetic force in volts at t seconds. Assume . Find the smallest positive value of t where  for .

A.  sec
B.  sec
C.  sec
D. 0 sec

Mathematics

Sketch the graph of the polar equation.r = 6 sin 2?

A.

B.

C.

D.

Mathematics

Add. Do not use a number line except as a check.-3 + (-9)

A. -6 B. -12 C. 12 D. 6

Mathematics