Evaluate the algebraic expression for the given value(s) of the variable(s).3x2 - 8xy - 2y2 ; x = -5, y = -6
A. 43
B. -237
C. -182
D. 129
Answer: B
Mathematics
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Find two integers whose product is 405 such that one of the integers is three less than twice the other integer.
A. 16, 26 B. 14, 26 C. 15, 27 D. 16, 28 E. 14, 28
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Solve.Seven times some number, added to 7, amounts to -5 added to the product of 4 and the number. Find the number.
A. -4 B. 4 C. 12 D. -12
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Evaluate the indicated function with the given information.Find sin 4x if sin x = 0.8 (in second quadrant).
A. - 
B. - 
C. 
D. 
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Express the integrand as a sum of partial fractions and evaluate the integral.
A. 1.46 B. 0.73 C. 2.92 D. 1.19
Mathematics