Combine like terms, if possible.4t + 4 - 4t
A. 8t
B. -8t + 4
C. 4
D. 8t + 4
Answer: C
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Solve the problem.On our moon, the acceleration of gravity is 1.6 m/sec2. If a rock is dropped into a crevasse, how fast will it be going just before it hits bottom 45 seconds later?
A. -36 m/sec B. -72 m/sec C. 3240 m/sec D. 72 m/sec
Use the graph to solve the problem.In one city, the temperature in Fahrenheit on a typical summer day can be approximated by the following function: src="https://sciemce.com/media/4/ppg__rrrr0625190942__f1q238g5.jpg" alt="" style="vertical-align: 0.0px;" height="237" width="245" />
A. About 58° Fahrenheit
B. About 68° Fahrenheit
C. About 64° Fahrenheit
D. About 61° Fahrenheit
Here, t represents the number of hours since 
The graph of this function is shown below. Use the graph to estimate the temperature at 
Determine whether the given function is even, odd, or neither.f(x) = x3 + x2 - 4
A. Even B. Neither C. Odd
Determine whether the number is divisible by 2, 3, 4, 5, 6, 7, 8, 9, and/or 10.6298
A. 3, 4 B. 4 C. 2 D. 2, 3, 4