Solve.The time in hours it takes a satellite to complete a circular orbit about the earth varies directly as the radius (from the center of the earth) of the orbit and inversely as the orbital velocity. If a satellite completes an orbit  above the earth in  at a velocity of  how long would it take a satellite to complete an orbit if it is circling 1,700 km above the earth at 

alt="" style="vertical-align: -4.0px;" /> (Assume the radius of the earth is 



A. 580 min

B. 120 min

C. 220 min

D. 190 min

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Answer: C

Mathematics

Determine whether the number is divisible by 2, 3, 4, 5, 6, 7, 8, 9, and/or 10.1886

A. 2 B. 3, 4 C. 4 D. 2, 3, 4

First rewrite the quadratic function in standard form by completing the square, then find any x-intercepts and any y-intercepts.f(x) = -12x2 - 2x - 4

A. x-intercepts:  and ; y-intercept: -4
B. x-intercepts: -  and - ; y-intercept: 4
C. No x-intercepts; y-intercept: -4
D. No x-intercepts; No y-intercepts

Write a numerical expression for the phrase and simplify it.4 more than the sum of -8 and 13

A. 13 + [4 - 8]; 17 B. [8 + 13] + 4; 25 C. [-8 + 13] + 4; 9 D. -8 - [13 - 4]; -25

Provide an appropriate response.A student works out an equation and gets the following:log4(x - 2) = log4(2 - x)x - 2 = 2 - xx = 2Is the student's answer correct? If not, give the correct answer.

A. Incorrect, the correct answer is x = 0 B. Incorrect, the correct answer is x = -2 C. Incorrect, there are no solutions to the equation D. Correct