Evaluate the expression.
A. -5
B. 4
C. -4
D. 5
Answer: A
Mathematics
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Provide an appropriate response.A student is solving the equation s2 = 102 and has determined that s = 10. He or she has looked up the answer in the back of the book and finds that s = -10 is also a solution. The student feels that this is a misprint. How would you advise him or her?
What will be an ideal response?
Mathematics
Express the number in terms of i.
A. 2
i
B. -3
i
C. 3
i
D. 6i
Mathematics
Solve the inequality and express the solution using interval notation.
?
?
A. 
B. ?
C. ?
D. ?
E. ?
Mathematics
Find the composite function for the given functions.f ? g for f(x) = 6x + 7 and g(x) = x2 - 2
A. 6x2 - 5 B. 36x2 + 12x - 7 C. x2 + 6x + 5 D. x2 - 6x - 9
Mathematics