Solve the system of equations by the addition method. If the system does not have a single ordered pair as a solution, state whether the system is inconsistent or dependent. x + 9y = 312x + 9y = 26
A. No solution, inconsistent
B. (-4, -5)
C. (5, 3)
D. (-5, 4)
Answer: D
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Determine all critical points for the function.f(x) = x3 - 12x + 3
A. x = -2, x = 0, and x = 2 B. x = -2 and x = 2 C. x = 2 D. x = -2
Solve the problem. Round to the nearest dollar or tenth of a percent when necessary.A local dealer sells baseballs for $25.00 each. If this is a 13% markup on selling price, find the equivalent markup percent on cost.
A. 85.1% B. 14.9% C. 11.5% D. 13%
Identify the equation without applying a rotation of axes.x2 + 12xy + 36y2 + 4x - 2y - 6 = 0
A. ellipse B. hyperbola C. parabola D. not a conic
Solve the problem. If necessary, round your result to the nearest tenth unless instructed differently. The precise value of your approximation may depend on the conversion path that you choose.Would you be liable to get a traffic ticket traveling at 46 mph in a 65-kph speed zone? If so, by what amount in miles per hour would you have exceeded the limit? Round your result to the nearest mile per hour.
A. Yes. 9 mph B. Yes. 74 mph C. No. D. Yes. 6 mph