Graph the solution of the system.  x + y < 9-7x + y > - 3

A.

B.

C.

D.


Answer: D

Mathematics

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Determine whether the integration formula is correct.  =   + C

A. No B. Yes

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Solve the problem.Jack borrowed  from his brother. Jack's brother wants 12 monthly payments of  to repay the loan. How much extra is Jack's brother charging for the loan?

A. $1780 B. $0 C. $140 D. $1680

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The polar coordinates of a point are given. Find the rectangular coordinates of the point.(400, 130°) Round the rectangular coordinates to two decimal places.

A. (-257.12, -306.42) B. (-257.12, 306.42) C. (306.42, 257.12) D. (306.42, -257.12)

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Find the rectangular coordinates of the point given in polar coordinates. Round your results to two decimal places. ? ?

A. Rectangular coordinates: (-5.03,2.89) B. Rectangular coordinates: (5.80,2.89) C. Rectangular coordinates: (2.89,-5.03) D. Rectangular coordinates: (-4.03,3.89) E. Rectangular coordinates: (3.89,-4.03)

Mathematics