Use a calculator to give the real number value.sin-1(-0.4848)

A. -0.54126983
B. 2.63650790
C. -0.50613448
D. -0.48888888


Answer: C

Mathematics

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Use synthetic division to find the quotient and remainder.(x3 - 5) ÷ (x - 1)

A. x2 - x - 1
B. x2 + x + 1 + 
C. x2 + x + 1 + 
D. x3 - x2 - x - 1

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Find the indicated root, or state that the expression is not a real number.

A. - 
B. -1
C. not a real number
D. 1

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Solve the problem.A biologist has a bacteria sample. She records the amount of bacteria every week for 8 weeks and finds that the exponential function of best fit to the data is A = 150 ? 1.79t. Express the function of best fit in the form 

What will be an ideal response?

Mathematics

Solve the problem.Two trains leave a train station at the same time. One travels east at 12 miles per hour. The other train travels west at 7 miles per hour. In how many hours will the two trains be 96.9 miles apart?

A. 5.6 hr B. 2.6 hr C. 10.2 hr D. 5.1 hr

Mathematics