Solve the problem.Find the opposite of -2.8

A. 0
B. 2.8
C. -2.8
D.


Answer: B

Mathematics

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Sketch the vector field in the plane along with its horizontal and vertical components at a representative assortment of points on the circle x2 + y2 = 4.F = xi  - yj

What will be an ideal response?

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Determine the greatest common factor for the pair of numbers.45, 54

A. 9 B. 81 C. 45 D. 27

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Graph the function.y = -3 csc 

A.

B.

C.

D.

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Graph the inequality, and write the solution set using both set-builder and interval notation.x ? -2  

A. (-?, -2], {x|x ? -2}

B. (-2, ?), {x|x > -2}

C. (-?, -2), {x|x < -2}

D. [-2, ?), {x|x ? -2}

Mathematics