Solve the problem.Find the image of rectangle ABCDE for the size transformation with center P and scale factor 5/4.
A.
B.
C.
D.
Answer: A
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Solve the problem.How long will it take for an investment to triple in value if it earns 4.75% compounded continuously? Round your answer to three decimal places.
A. 11.564 yr B. 14.593 yr C. 23.129 yr D. 26.022 yr
Solve the problem.A collection of dimes is arranged in a triangular array with 11 coins in the base row, 10 in the next, 9 in the next, and so forth with 1 dime in the last row. Find the value of the collection.
A. $13.20 B. $6.60 C. $3.30 D. $0.66
Find the domain of the composite function f?g.f(x) = 3x + 18;g(x) =
A. (-?, ?) B. [0, ?) C. (-?, -6] or [0, ?) D. [-6, ?)
Solve.A baseball pitcher throws a baseball with an initial speed of 138 feet per second at an angle of 20° to the horizontal. The ball leaves the pitcher's hand at a height of 5 feet. Find parametric equations that describe the motion of the ball as a function of time. How long is the ball in the air? When is the ball at its maximum height? What is the maximum height of the ball?
A. x = 129.68t and y = -16t2 + 47.2t + 5 2.84 sec, 1.475 sec, 4.998 feet B. x = 129.68t and y = -16t2 + 47.2t + 5 5.68 sec, 1.475 sec, 283.48 feet C. x = 129.68t and y = -16t2 + 47.2t + 5 6.105 sec, 1.475 sec, 34.81 feet D. x = 129.68t and y = -16t2 + 47.2t + 5 3.052 sec, 1.475 sec, 39.81 feet