Find a ? b.a = 4i + 6j, b = 2i + 5j
A. 38
B. 
C. 22
D. 
Answer: A
Mathematics
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Solve the problem.Charlie cannot remember how much he financed to buy his car. He does remember that his monthly payment is 
His add-on interest rate was 9% and he made a total of 24 payments. Find the amount of his loan to the nearest penny.
A. $3037.97 B. $3428.57 C. $8135.59 D. None of the above is correct.
Mathematics
Solve the problem.Find the mass of a thin infinite region in the first quadrant bounded by the coordinate axes and the curve 
if 
.
A. 
B. 
C. 
D. 
Mathematics
Name the property illustrated by the sentence.3 + 0 = 3
A. Additive identity property B. Additive inverse property C. Associative property of addition D. Commutative property of addition
Mathematics
Find the slope of the line.
A. -7 B. 7 C. 1 D. -1
Mathematics