Determine whether the graph is the graph of a function.

A. Yes
B. No


Answer: A

Mathematics

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Add or subtract.5i + (-3 - i)

A. 3 - 4i B. -3 + 6i C. 3 - 6i D. -3 + 4i

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Write a word name for the number in the sentence.Astronomers predicted that it would take 900,070,000,100 earth years for the newly found supernova to make one revolution around the center of its galaxy.

A. Nine hundred million, seventy thousand, one hundred B. Ninety billion, seven hundred million, one hundred thousand C. Nine hundred seventy thousand, one hundred D. Nine hundred billion, seventy million, one hundred

Mathematics

Find the average of the list of numbers.-17, 2, -9, 3, 12, -5, 7

A. 1 B. -2 C. -3 D. -1

Mathematics

Write the expression as the cosine of an angle, knowing that the expression is the right side of the formula for  with particular values for ? and ?.cos (155°) cos (35°) + sin (155°) sin (35°)

A. cos (120°) B. cos (220°) C. cos (210°) D. cos (190°)

Mathematics