Solve.log 1/5 x = -2

A.
B. 25
C. 32
D. 2


Answer: B

Mathematics

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Solve the problem.The distance d in miles that can be seen on the surface of the ocean is given by  where h is the height in feet above the surface. How high (to the nearest foot) would a platform have to be to see a distance of 16.5 miles?

A. 121 ft B. 272 ft C. 110 ft D. 408 ft

Mathematics

Approximate the value using a calculator. Express answer rounded to three decimal places.3.3?

A. 43.711 B. 10.367 C. 42.556 D. 36.462

Mathematics

Give the center and radius of the circle. Then sketch its graph.(x - 4)2 + (y - 2)2 = 4

A. center (- 4, 2), r = 2

B. center (- 4, - 2), r = 2

C. center (4, - 2), r = 2

D. center (4, 2), r = 2

Mathematics

Use a graphing calculator to solve the system of equations. Round your solutions to one decimal place.1.2x + 1.3y - 5.0z = 2.25.9x - 1.6y + 1.8z = -2.84.3x + 2.2y + 1.9z = 11.1

A. (1.4, 15.2, 2.5) B. (0.7, 7.6, 1.3) C. (1.8, 19.0, 3.2) D. (0.4, 3.8, 0.6)

Mathematics