Graph the equation.y = 2x2 + 2x - 2
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Solve the problem.Two pumps can fill a water tank in 45 minutes when working together. Alone, the second pump takes 3 times longer than the first to fill the tank. How long does it take the first pump alone to fill the tank?
A. 67.5 min B. 33.75 min C. 80 min D. 60 min
Mathematics
Use the definition of equality of complex numbers to find the real numbers x and y such that the equation is true.x - 5i = 6 + yi
A. x = -6, y = 11 B. x = -6, y = -1 C. x = 6, y = -5 D. x = 6, y = 5
Mathematics
Name the conic.
A. parabola B. ellipse C. hyperbola D. circle
Mathematics
Simplify, where possible.8x - y - 5(5x - 6y + 6z)
A. -17x + 29y - 30z B. -17x - 31y + 30z C. -17x + 5y - 6z D. -17x - 7y + 6z
Mathematics