Solve.The sum of a student's three scores is 212. If the first is 12 points more than the second, and the sum of the first two is 32 more than twice the third, what was the first score?
A. 82
B. 48
C. 70
D. 60
Answer: A
Mathematics
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Perform the matrix operation.Given A = 
and I = 
, find AI.
A. 
B. 
C. 
D. 
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Use the rules for exponents to rewrite the expression and then evaluate the new expression. 
A. -14 B. -5 C. 0 D. 1
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Find the area of the rectangle or square.
16 cm
A. 251 square centimeters B. 64 square centimeters C. 256 square centimeters D. 512 square centimeters
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Find the integral.
A. 
e4y + C
B. 2e4y + C
C. 
e4y + C
D. 4e4y + C
Mathematics