Find the Nine's complement of 8624.

a. 1074
b. 1375
c. 1376
d. 8623
e. 9376


b. 1375

Mathematics

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Express the number in decimal notation.7 × 10-7

A. 0.0000007 B. -700,000 C. 0.00000007 D. 0.000007

Mathematics

Provide an appropriate response.The root x =  is the correct solution for which equation?

A. x = 1
B. 2x = -1
C. 6x = 3
D. 4x = 8

Mathematics

Solve the problem.The height h in feet of a frisbee thrown is given by , where x is the time traveled in seconds. The frisbee is released at a height of  At what time will the height of the frisbee be  again? (Round your answer to the nearest tenth of a second, if necessary.)

A. 5.1 sec B. 12.5 sec C. The height of the frisbee will never be 3 feet again. D. 10.1 sec

Mathematics

Simplify the expression.( + ) ( + )

A.  +  + 6 + 
B.  +  + 3 + 3
C.  +  + 6 + 3
D.  +  + 6 + 3

Mathematics