Find them value(s) of K so that the pair of equation x+2y=5 and 3x + KY +15=0 has unique solution.
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k=56 is the solution
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Answer:
Step-by-step explanation:
A unique solution means that the lines represented by the equations intersect at one point. this happens if
3/1 # k/2, that is if k # 6.
we have a unique solution for all k different from 6.
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