Evaluate the expression according to the order of operations.32 ? 23

A. 72
B. 36
C. 17
D. 7776


Answer: A

Mathematics

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Which of the following is true about the following figure? ?                            x  x + 6 ? y              ? ?

A. ?The perimeter is:  18(x + 6). B. ?The value of x is 18. C. ?The value of x + 6 is 12. D. ?The value of y is x + 6. E. ?Both b and d are true.

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Use the Trapezoidal Rule with n = 4 steps to estimate the integral.

A. -(1 + ) ?
B. -  ?
C. -  ?
D. -  ?

Mathematics

Factor the polynomial by grouping:

a.
b.
c.
d.

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Multiply and, if possible, simplify. ? 

A.
B.  
C.  
D.  

Mathematics