Solve the system.
A. (-6, 28)
B. (4, 8), (0, 64)
C. (6, 4), (-10, 36)
D. (6, 4), (-8, 32)
Answer: D
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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. 376 B. 125 C. 94 D. 188
Find the exact value of the expression.sin-1
A. -
B.
C. -
D.
Use transformations to graph the function.f(x) = 6 - 7
A.
B.
C.
D.
For the given parabola, use the discriminant to determine the number of x-intercepts.y = 3x2 - 3x + 6
A. one x-intercept B. no x-intercepts C. two x-intercepts