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p and q are complex numbers such that |p|=2/5 x+2 , |q|=−3/4 x−1 , and |p+q|=2x+4 .

On what interval must x fall?

(−∞,−4/3]

[−4/3,−60/47]

[−2,∞)

[−2,−4/3]

 

C?

 
 Apr 29, 2020

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