Solve using the quadratic formula. Use a calculator to approximate the solutions to the nearest thousandth.7x + 1 = 5x2
A. 0.569, 2.231
B. -0.831, 0.831
C. 0.969, 2.631
D. -0.131, 1.531
Answer: D
Mathematics
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Find the parametrization for the curve.The circle with center (9, 6) and radius 3
A. x = 9 + 3 cos t, y = 6 + 3 sin t, for 0 ? t ? 2? B. x = -9 + 3 sin t, y = -6 + 3 cos t, for 0 ? t ? 2? C. x = 9 + 9 cos t, y = 6 + 9 sin t, for 0 ? t ? 2? D. x = 9 + 3t, y = 6 + 3t, for 0 ? t ? 2?
Mathematics
Multiply. Simplify and leave the numerator and denominator in your answer in factored form.
? 
A. 
B. 
C. 
D. 
Mathematics
Find the product AB, if possible.A = [-1 -9 5], B = 
A. 
B. 
C. 
D. 
Mathematics
Use the given functions to find the requested function.f(x) = 7x + 9, g(x) = 4x2Find (f + g)(x).
A. 7x + 9 - 4x2
B. 28x3 + 36x
C. 
D. 4x2 + 7x + 9
Mathematics