Multiply.3(-3)
A. 9
B. -12
C. 12
D. -9
Answer: D
Mathematics
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Perform the indicated operation. Simplify, if possible.
+ 
A. 
B. 3
C. 0
D. 
Mathematics
Solve the equation.
x = - 
A. 
B. 
C. 
D. 
Mathematics
Answer the question.If we wish to find the candidates for local extrema and saddle points for 
then we must find which of the following?(i) fx and fxx(ii) fy and fyy(iii) fxy(iv) fyx(v) fxxx
A. (i), (ii), and (v) B. (i), (ii), and (iii) C. All D. (i) and (ii)
Mathematics
Rewrite the inequality using interval notation. Then graph the inequality.3 ? x ? 7
A. [3, 7)
B. (3, 7)
C. [3, 7]
D. (3, 7]
Mathematics