Find the product.(0.7 + 2a)(0.5 - 6a)
A. 0.35 + 3.2a - 12a2
B. 3.5 - 3.2a - 12a2
C. 0.35 - 3.2a - 12a2
D. 0.35 - 3.2a - 0.12a2
Answer: C
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Solve the problem.An auxiliary fuel tank for a helicopter is shaped like the surface generated by revolving the curve 
- 5 ? x ? 5, about the x-axis (dimensions are in feet). If a cubic foot holds 7.481 gallons and the helicopter gets 3 miles to the gallon, how many additional miles will the helicopter be able to fly once the tank is installed (to the nearest mile)?
A. 188 B. 125 C. 94 D. 376
A value of sinh x or cosh x is given. Use the definitions and the identity 
to find the value of the other indicated hyperbolic function.sinh x = - 
, cosh x =
A. - 
B. 
C. 
D. 
Find a cubic polynomial in standard form with real coefficients having the given zeros.4 and -4 - i
What will be an ideal response?
Information is given about a polynomial f(x) whose coefficients are real numbers. Find the remaining zeros of f.Degree 6; zeros: -7, 4, 7 - 5i, -4 + i
A. 7 + 5i, -4 - i B. 7, 7 + 5i C. -7 + 5i, 4 - i D. 7, 7 + 5i, -4 - i