Refer to the illustration. Find if and .

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A. 2
B.
C.
D. 6
E.

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Answer: D

Mathematics

Add.75984

A. 1073 B. 1173 C. 1303 D. 1929

Solve the problem.A satellite dish is shaped like a parabola. The signals that are received by the dish strike the surface of the dish and are reflected to a single point, where the receiver of the dish is located. If the dish is 8 feet across at its opening and 1.3 feet deep at its center, at what position should the receiver be placed?

A. 0.6 feet from the base along the axis of symmetry B. 5.3 feet from the base along the axis of symmetry C. 4 feet from the base along the axis of symmetry D. 3 feet from the base along the axis of symmetry

Factor the difference of two squares.25x2 - 81

A. (5x + 9)2 B. (5x + 9)(5x - 9)  C. (25x + 1)(x - 81)  D. (5x - 9)2

Write a polynomial function of minimum degree with real coefficients whose zeros include those listed. Write the polynomial in standard form.4 and 5 + 6i

A. f = x³ + 14x² + 101x - 244
B. f = x³ - 14x² + 101x + 244
C. f = x³ - 14x² + 101x - 243
D. f = x³ - 14x² + 101x - 244