Solve the problem.A building has an entry with the shape of a parabolic arch 50 feet high and 8 feet wide at the base. Find an equation for the parabola if the vertex is placed at the origin of the coordinate system.
A. x2 = -1.3y
B. y2 = -1.3x
C. y2 = -0.3x
D. x2 = -0.3y
Answer: D
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Find the compound interest earned by the deposit. Round to the nearest cent.$9000 at 5% compounded annually for 10 years
A. $4050.00 B. $4961.95 C. $4500.00 D. $5660.05
Decide whether the pair of lines is parallel, perpendicular, or neither.3x - 8y = 2032x + 12y = -7
A. parallel B. perpendicular C. neither
Rewrite the inequality using interval notation. Then graph the inequality.-3 < x < 1
A. (-3, 1]
B. [-3, 1)
C. (-3, 1)
D. [-3, 1]
Find the absolute maximum and absolute minimum values of the function, if they exist, over the indicated interval, and indicate the x-values at which they occur.f(x) = x3 -
x2 - x + 8; [0, 2]
A. Absolute maximum = 8.29 at x = 0; absolute minimum = 7.17 at x = 1 B. Absolute maximum = 9.33 at x = 2; absolute minimum = 8.29 at x = 0 C. Absolute maximum = 8 at x = 2; absolute minimum = 7.17 at x = 1 D. Absolute maximum = 9.33 at x = 2; absolute minimum = 7.17 at x = 1