Solve the equation.x2 + 5x =50

A. -10, 5
B. 10, -5
C. -10, 1
D. 10, 5


Answer: A

Mathematics

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Decide whether the problem is an equation or an expression.x + y = 7

A. Expression B. Equation

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P( X =10); X is Binomial (14, 0.4).

Find the probability for the given random variable.

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Rewrite the quadratic equation in the form ax2 + bx + c = 0, then identify a, b, and c. (6x + 1)(4x - 2) = 4

A. a = 24, b = -8, c = -6 B. a = 24, b = 8, c = -2 C. a = 24, b = -8, c = 6 D. a = 24, b = 8, c = 6

Mathematics

Solve the problem.The position of a weight attached to a spring is s(t) = -2 cos 7t inches after t seconds. What are the frequency and period of the system?

A. Frequency = 7 cycles per sec, period =  sec
B. Frequency =  cycles per sec, period =  sec
C. Frequency =  cycles per sec, period =  sec
D. Frequency =  cycles per sec, period =  sec

Mathematics