Multiply.54 ? 7 ? 9
A. 3402
B. 3412
C. 3392
D. 3391
Answer: A
Mathematics
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Solve the problem.A woman has $1.70 in dimes and nickels. She has 2 more dimes than nickels. How many nickels does she have?
A. 14 nickels B. 10 nickels C. 8 nickels D. 12 nickels
Mathematics
Find the area of the specified region.Inside the outer loop and outside the inner loop of the limacon r = 6 cos ? - 3
A. 
(2? - 3
)
B. 9(? + 3
)
C. 
(4? - 3
)
D. 
(4? + 3
)
Mathematics
Use the Laws of Exponents to simplify. Write the answer with positive exponents. All variables are nonzero.56 ? 5-7
A. -5
B. 1.220703125e+09
C. - 
D. 
Mathematics
Write the system of linear equations as a matrix equation.
What will be an ideal response?
Mathematics