Solve the problem.Gloria collected 19 fantail and comet goldfish. There were 11 fewer fantails than comets. How many comets did Gloria have?

A. 8 comets
B. 15 comets
C. 4 comets
D. 13 comets


Answer: B

Mathematics

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Determine the amplitude and find the phase shift in radians (to the nearest tenth).y = 4 sin x + 7 cos x

A. , 0.5
B. , -0.5
C. 130, -0.5
D. 130, 0.5

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Graph the equation.(x + 1)2 = -8(y + 2)

A.

B.

C.

D.

Mathematics

Find all of the real and imaginary zeros for the polynomial function.f(x) = x4 + 15x3 + 49x2 - 15x - 50

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

Mathematics

Find all specified roots.Seventh roots of 1.

A. 1, cis , cis , cis , cis , cis , cis 
B. -1, cis , cis , cis , cis , cis , cis 
C. 1, cis , cis , cis , cis , cis , cis 
D. 1, cis , cis , cis , cis , cis , cis , -1

Mathematics