Solve the problem.The volume of wood in a tree varies jointly as the height of the tree and the square of the distance around the tree trunk. If the volume of wood is
when the height is
and the distance around the trunk is
what is the volume of wood obtained from a tree that is
tall having a measurement of
src="https://sciemce.com/media/4/ppg__10627192021__f1q116g5.jpg" alt="" style="vertical-align: -4.0px;" /> around the trunk?
A. 69 ft3
B. 60 ft3
C. 64 ft3
D. 52 ft3
Answer: B
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An account contains A dollars and increases or decreases by R%. For A and R: (a) Find the increase or decrease in the value of the account. (b) Find the value of the account. (c) By what factor did the account value increase or decrease? A = $200, R = 180%
A. (a) $385; (b) $585; (c) 3.8 B. (a) $370; (b) $570; (c) 1.3 C. (a) $360; (b) $560; (c) 2.8 D. (a) $310; (b) $510; (c) 1.8
Solve the linear system by using an inverse matrix.
A. {(-1, 2, 1)} B. {(2, -1, 4)} C. {(2, 1, 6)} D. ?
Determine whether the graph is the graph of a function.
A. Not a function B. Function
Find the limit.
A.
B.
C.
D.