Solve the problem.Find the value for x in the cube. Use exact values. 
3 ft
A. 3
ft
B. 9 ft
C. 3 ft
D. 3
ft
Answer: A
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Solve the problem.If f(x) = -3x + 1 and g(x) = 4x2 + 3x + 8, find g(f(-7)).
A. 162 B. 2010 C. 124 D. -548
Find the expected value.Mr. Cameron is sponsoring an summer concert. He estimates that he will make $300,000 if it does not rain and make $60,000 if it does rain. The weather bureau predicts the chance of rain is 0.34 for the day of the concert. What are Mr. Cameron's expected concert earning?
A. $300,000 B. $360,000 C. $60,000 D. $218,400
If the number in the statement is written in scientific notation, write it without exponents. If it is written without exponents, write it in scientific notation.It has been estimated that the average American watches 58,240 hours of television in a lifetime.
A. 5.824 × 104 hours B. 58.24 × 103 hours C. 5.824 × 103 hours D. 5.824 × 105 hours
The rectangular coordinates of a point are given. Find polar coordinates for the point.(-3, 2.2) Round the polar coordinates to two decimal places, with ? in radians.
A. (3.72, -0.94) B. (-3.72, 0.94) C. (3.72, 2.51) D. (3.72, 0.94)