Solve the formula for the indicated letter. Assume that all variables represent nonnegative numbers.c2 + d2 + f2 = g2, for c
A. c = -g + d + f
B. c = g - d - f
C. c = g2 - d2 - f2
D. c = 
Answer: D
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Solve the problem.A rectangular board is 2 feet by 12 feet. How far from the center of the board will the foci be located to determine the largest elliptical tabletop? Round your answer to the nearest tenth.
A. 0.1 ft B. 1.0 ft C. 5.0 ft D. 5.9 ft
Let 
. Sketch the region R under the graph of f on the interval [0, 3], and use a Riemann sum with five subintervals of equal length 
to approximate the area of R. Choose the
representative points to be the right endpoints of the subintervals.
?
A. ?
Area approximation with a Riemann sum with five subintervals is 9 sq units.
?
B. ?
Area approximation with a Riemann sum with five subintervals is 8.1 sq units.
?
C. ?
Area approximation with a Riemann sum with five subintervals is 7.2 sq units.
?
D. ?
Area approximation with a Riemann sum with five subintervals is 10.8 sq units.
?
Perform the indicated operations.(9x2 - 7x - 9) + (2x2 - 3x + 2)
A. 11x2 + 10x - 7 B. 11x2 - 10x + 7 C. 11x2 - 10x - 7 D. -7x2 + 6x - 5
Graph the linear function. Give the domain and range.h(x) = -5
A. Domain: (-?, ?)
Range: {-5}
B. Domain: {-5}
Range: (-?, ?)