Decide whether the relation is a function.{(-7, -9), (-4, 5), (-2, -2), (2, 8)}
A. function
B. not a function
Answer: A
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Solve the problem.If the length, width, and height of a rectangular solid are measured to be 9, 4, and 4 inches respectively and each measurement is accurate to within 0.1 inch, estimate the maximum percentage error in computing the volume of the solid.
A. 7.33% B. 6.11% C. 5.50% D. 4.89%
Determine the coordinates of the vertex by completing the square.f(x) = x2 - 6x + 9
A. (-6, 81) B. (3, -18) C. (-3, 36) D. (3, 0)
Solve the problem.A retailer finds that total costs per day are given by c = 81
+ 225, where c is cost and n is units sold. What is c when no units are sold?
A. $306 B. $135 C. $225 D. $1215
Evaluate the work done between point 1 and point 2 for the conservative field F.F = 7 sin 7x cos 9y cos 7zi + 9 cos 7x sin 9y cos 7zj + 7 cos 7x cos 9y sin 7zk ; P1(0, 0, 0) , P2
A. W = 2 B. W = -2 C. W = 0 D. W = 1