Use a commutative property to write an equivalent expression.5x
A. 
B. x - 5
C. 
D. x ? 5
Answer: D
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Solve the problem.The position (in centimeters) of an object oscillating up and down at the end of a spring is given by 
at time t (in seconds). The value of A is the amplitude of the motion, k is a measure of the stiffness of the spring, and m is the mass of the object. How fast is the object accelerating when it is accelerating the fastest?
A. A cm/sec2
B. 
cm/sec2
C. A2 cm/sec2
D. A
cm/sec2
Solve the equation.|-7x + 5| = 16
A. 
B. 
C. 
D. 
Determine whether the given function is even, odd, or neither even nor odd.
A. Even B. Neither C. Odd
Consider the set 
with an operation 
defined by the table.
means find the entry in row a and column b; for example,
data-wiris-created="true" src="https://sciemce.com/media/3/ppg__cognero__5.1_Natural_Numbers__media__9e3c5c13-073e-4c53-aaa5-b04009a5de98.PNG" style="vertical-align: middle;" /> (the entry in row 7 and column 9). Find 
.
1 4 7 9 1 9 7 1 4 4 7 9 4 1 7 1 4 7 9 9 4 1 9 7
Fill in the blank(s) with the appropriate word(s).