Solve the problem.A ball is tossed upward. Its height after t seconds is given in the table. 
Find a quadratic function to model the data. Use the model to determine when the ball reaches its maximum height, as well as the value of the maximum height.
A. The ball reaches a maximum height of 40 feet in 1.5 seconds.
B. The ball reaches a maximum height of 50 feet in 2.1 seconds.
C. The ball never reaches a maximum height.
D. The ball reaches a maximum height of 44.6 feet in 1.6 seconds.
Answer: D
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Factor completely.5x7 + 70x6 + 225x5
A. x5(5x + 25)(x + 9) B. 5x5(x2 + 14x + 45) C. 5x5(x + 5)(x + 9) D. x5(x + 5)(5x + 45)
Suppose src="https://sciemce.com/media/3/ppg__cognero__3.2_Transformations_of_the_Graphs_of_Functions__media__94c97941-035d-4c07-9458-01e3b60d0745.PNG" class="wirisformula" align="middle" style="vertical-align: middle;" data-wiris-created="true" varid="variable_id_field" variablename="impvar_2e00d0728e36424ea49aef8d9" />?
is a given function whose graph contains the point 
. What point is guaranteed to lie on the graph of
??
A. (
, 40)
B. (10, 
)
C. (
, 
)
D. (10, 40)
E. (40, 10)
Use properties of logarithms to expand the logarithmic expression as much as possible. Where possible, evaluate logarithmic expressions without using a calculator.logd x10
A. dlog10 x B. -dlog10 x C. -10logd x D. 10logd x
The inverse of the coefficient matrix is given for the system of equations. Use the inverse matrix to solve the system.
; A-1 = 
A. {(71, -28)} B. {(142, -96)} C. {(-71, -48)} D. {(-133, 48)}