Solve the equation by completing the square.7x2 = -6x - 1

A.
B.
C.
D.


Answer: D

Mathematics

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Divide.(x2 + 11x + 24) ÷ (x + 3)

A. x + 8 B. x2 + 8 C. x3 - 21 D. x - 21

Mathematics

Use the binomial formula to expand the binomial.(w - s)6

A. w6 - 8w5s + 17w4s2 - 22w3s3 + 17w2s4 - 8ws5 + s6 B. w6 - 6w5s - 30w4s2 + 120w3s3 + 360w2s4 - 720ws5 - 720s6 C. w6 - s6 D. w6 - 6w5s + 15w4s2 - 20w3s3 + 15w2s4 - 6ws5 + s6

Mathematics

Solve the problem.You have money in an account at 6% interest, compounded annually. To the nearest year, how long will it take for your money to double?

A. 12 years B. 7 years C. 10 years D. 17 years

Mathematics

How much more would $1,000 earn in 5 years in an account compounded continuously than an account compounded quarterly if the interest rate on both accounts is $3.7%?

A. $86.40 B. $51.07 C. $36.10 D. $1.02

Mathematics