Find the product.(77)(314)

A. 24,278
B. 24,168
C. 24,178
D. 24,188


Answer: C

Mathematics

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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 14 feet across at its opening and 6.1 feet deep at its center, at what position should the receiver be placed?

A. 24.5 feet from the base along the axis of symmetry B. 0.1 feet from the base along the axis of symmetry C. 12.3 feet from the base along the axis of symmetry D. 2 feet from the base along the axis of symmetry

Mathematics

Solve the problem.A guy wire to a tower makes a 71° angle with level ground. At a point 32 ft farther from the tower than the wire but on the same side of the base as the wire, the angle of elevation to the top of the pole is 33°. Find the wire length (to the nearest foot).

A. 56 ft B. 28 ft C. 33 ft D. 61 ft

Mathematics

Solve the problem.After 7 years, the balance, A, in an account with principal P and interest rate r compounded annually is given by the formula  Use factoring by grouping to simplify this formula.

A. A = (P + Pr)(1 + r)6 B. A = P(1 + r)7 C. A = P(1 + r)7r D. A = P(1 + Pr)(1 + r)6

Mathematics

Evaluate the polynomial.6x + 9 for x = 8

A. 15 B. 57 C. 39 D. 96

Mathematics