Find the value of the expression using the given values.?x = 8

A. 4
B. -8
C. -4
D. 8


Answer: D

Mathematics

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Match the function with the graph that best describes the situation.The amount of rainfall as a function of time, if the rain fell more and more softly.

A.

B.

C.

D.

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Decide whether or not the points are the vertices of a right triangle.(-9, 2), (0, 2), (0, 5)

A. No B. Yes

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Add and write the resulting polynomial in descending order of degree.(9x4 + 3x3 - 2x2 - 3) + (2x4 - 5x3 - 5x2 - 5)

A. 11x4 - 2x3 - 7x2 - 8 B. -8x4 - 8x3 + 4x2 + 5 C. 11x8 - 2x6 - 7x4 - 8 D. 2x18 - 8

Mathematics