Determine if the equations in the given pair are equivalent. Each equation has only one solution.-25 - 14x = -9x and x = 5

A. Equivalent
B. Not equivalent


Answer: B

Mathematics

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Graph the function.f(x) = e-x 

A.

B.

C.

D.

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Write and solve an equation to answer the question. Round percent to the nearest thousandth, if necessary.A chemical solution contains 2% potassium. How much potassium is in  of solution?

A. 0.09 mL B. 0.9 mL C. 22.5 mL D. 225 mL

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Graph the polynomial function. f(x) = -2x3(x - 2)2(x - 1)

A.

B.

C.

D.

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Solve the problem.For an electrical circuit, the voltage E is modeled by E = 2.7 cos 34? t, where t is the time in seconds. How many cycles are completed in one second?

A. 2.7 cycles B. 34? cycles C. 34 cycles D. 17 cycles

Mathematics