Perform the indicated operation.-9.9 - 2
A. 7.9
B. 11.9
C. -7.9
D. -11.9
Answer: D
Mathematics
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Solve the problem.A searchlight is shaped like a paraboloid of revolution. If the light source is located 5 feet from the base along the axis of symmetry and the opening is 8 feet across, how deep should the searchlight be?
A. 1.6 ft B. 0.8 ft C. 4 ft D. 3.2 ft
Mathematics
Give the equation of the vertical asymptote(s) of the rational function.g(x) = 
A. x = -8 B. x = 6, x = -4 C. x = -6, x = 4 D. x = -6, x = 4, y = 0
Mathematics
Find the real solutions, if any, of the equation. Use the quadratic formula.4x2 + 14x - 8 = 0
A. {
, 4}
B. {- 
, -4}
C. {- 
, 4}
D. {
, -4}
Mathematics
Let p = - 1 and y = 3 and z = 2 and evaluate the expression.
A. 70 B. -24 C. 80 D. 368 E. -70
Mathematics