What is the 8's complement of 6254?

a. 1523
b. 2513
c. 4251
d. 1524
e. 1577

d. 1524

Mathematics

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Evaluate the integral.

A. x3 sin 6x + x2 cos 6x - 1x sin 6x - 1 cos 6x + C
B. x3 cos 6x + x2 sin 6x - x cos 6x -  sin 6x + C
C. x3 sin 6x + x2 cos 6x - x sin 6x -  cos 6x + C
D. x3 sin 6x - x2 cos 6x + x sin 6x +  cos 6x + C

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Mathematics

Find all the roots of the function. Use preliminary analysis and graphing to determine good initial approximations. Round to six decimal places.f(x) = x5 -  + 1

A. x ? -0.942487 B. x ? -0.832487 C. x ? -0.722487 D. x ? -1.052487

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Mathematics

Find the curvature of the space curve.r(t) = -3i + (t + 10)j +(ln(cos t) + 1)k

A. ? = sec t B. ? = csc t C. ? = sin t D. ? = cos t

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Mathematics

Solve the problem.A patient weighing 160 lb. is to receive 7.7 mg/kg of azithromycin. If each capsule contains 310 mg, then how many capsule should the patient receive? Round up to the next whole capsule if necessary.

A. 2 capsules B. 1 capsules C. 4 capsules D. 3 capsules

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Mathematics