Solve.The tree in the Robertsons' back yard is 7.8 m tall. Because it blocks too much light, they ask a tree trimmer to remove the top 
of the tree. How tall will the tree be after being shortened?
A. 7.5 m
B. 5.7 m
C. 2.6 m
D. 5.2 m
Answer: D
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In the expression -62, what is the base?
Fill in the blank(s) with the appropriate word(s).
Find the reciprocal of the number.
A. 
B. - 
C. gz
D. - 
Solve the problem.A small frictionless cart, attached to the wall by a spring, is pulled 10 cm back from its rest position and released at time t = 0 to roll back and forth for 4 sec. Its position at time t is 
. What is the cart's maximum speed? When is the cart moving that fast? What is the magnitude of of the acceleration then?
A. 10? ? 31.42 cm/sec; t = 0.5 sec, 1.5 sec, 2.5 sec, 3.5 sec; acceleration is 0 cm/sec2 B. 10? ? 31.42 cm/sec; t = 0.5 sec, 2.5 sec; acceleration is 1 cm/sec2 C. 10? ? 31.42 cm/sec; t = 0 sec, 1 sec, 2 sec, 3 sec; acceleration is 0 cm/sec2 D. ? ? 3.14 cm/sec; t = 0.5 sec, 1.5 sec, 2.5 sec, 3.5 sec; acceleration is 0 cm/sec2
State the end behavior of the graph of f.f(x) = 5x3
A. Down on left side, up on right side B. Down on both sides C. Up on left side, down on right side D. Up on both sides