Solve.4x2 + 5y2 = 154x2 + 4y2 = 16

A. (-, -i), (, i)
B. (-, i), (, i)
C. (-, -i), (, -i), (-, i), (, i)
D. (-, -i), (-, i), (, -i), (, i)


Answer: D

Mathematics

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A. 1, 6 B. 0, 6 C. ±6 D. No real solution

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Suppose that segment PQ has the given coordinates for one endpoint P and for its midpoint M. Find the coordinates of the other endpoint Q.P(9, 0) and M

A. Q(-6, -7)
B. Q
C. Q
D. Q

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Provide an appropriate response.Perform the indicated operation and simplify your answer: 

What will be an ideal response?

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Find the difference.1 - (15 - 5)

A. 21 B. 11 C. -19 D. -9

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