Add the given pair of complex numbers geometrically.z1 = -4 - 12i, z2 = 9 - 2i

A. 5 + 14
B. 5 + 10i
C. 5 - 10i
D. 5 - 14i


Answer: D

Mathematics

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A.
B.
C.
D.

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Find the general form of the equation for the line with the given properties.Slope = - ; containing the point (2, 3)

A. 4x + 3y = -18 B. 3x + 4y = 18 C. 3x - 4y = 18 D. 3x + 4y = -18

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The monthly cost of driving a car depends on the number of miles driven. Julia found that in October it cost her $200 to drive 300 mi and in July it cost her $350 to drive 600 mi. Express the monthly cost C as a function of the distance driven d assuming that a linear relationship gives a suitable model.

What will be an ideal response?

Mathematics

Find the first term and the common difference of the arithmetic sequence described. Give a formula for the nth term of the sequence.3rd term is 19; 8th term is 59

A. a = 3; d = 8; an = 8n - 5 B. a = 16; d = 8; an = 8n + 11 C. a = 11; d = 8; an = 3n + 8 D. a = 3; d = 8; an = 8n + 3

Mathematics