True or false: The matrix 
is symmetric.
?
A. ?false
B. ?true
Answer: A
Mathematics
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Simplify. Write the answer using positive exponents only. Leave the answer in exponential notation.
A. 
B. 
C. 9x6y7
D. 9x11y18
Mathematics
Find f"(x) for the function.f(x) = 
A. -2(x + 1)-3 B. (x + 1)-3 C. -2(x + 1)-2 D. (x + 1)-2
Mathematics
Use a factor pair table to find all of the factor pairs of each number.63
A. 1 and 63; 3 and 21; 7 and 9 B. 1 and 63; 2 and 36; 3 and 21; 7 and 9 C. 3 and 63; 5 and 21; 7 and 11; 9 and 9 D. 1 and 63; 3 and 21; 5 and 11; 7 and 9
Mathematics
Find the sum.-16 + 21
A. 37 B. -37 C. 5 D. -5
Mathematics