Question

The following numbers + 3, + 2, 3 − 7, 2 − 3 are in proportion, find k.​

Answer 1

Answer:

Here, K+2K+3=2K−33K−7

(K+3)(2K−3)=(K+2)(2K−7)

2K2−3K+6K−9=3K2−7K+6K−14

K2−4K−5=0

(K−5)(K+1)=0

K=5 or K=−1

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Answer 2

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