Simplify the expression.
?
?
A. - 6
B. 6
C. 4
D. 10
E. - 4
Answer: C
Mathematics
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Write the given iterated integral as an iterated integral with the order of integration interchanged.
A. 
B. 
C. 
D. 
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Factor out the greatest common factor.14y3 - 70y2
A. 14y2(y - 5) B. 14(y3 - 5y2) C. 14y2(y + 5) D. 14y(y2 - 5)
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Solve.A carpenter wants to cut the largest possible ellipse from a 1 ft by 10 ft rectangular board. After the foci are located, a string is connected to them and pulled taut by a pencil in order to draw the ellipse. Find the length of the string.
A. 20 ft B. 10 ft C. 2 ft D. 1 ft
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Multiply the polynomials. Express the answer as a single polynomial in standard form.(13y + x)(13y - x)
A. 169y2 - x2 B. 169y2 + 26xy - x2 C. 169y2 - 26xy - x2 D. 26y2 - x2
Mathematics