for what value of k does equality hold?

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2007-07-21 11:51:21 · 2 answers · asked by Anonymous in Science & Mathematics ➔ Mathematics

Hint:

Calculate both determinants.
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2007-07-21 12:05:46 · answer #1 · answered by oregfiu 7 · 1⤊ 1⤋

k = 1
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Reason:
LHS = -15
RHS = -15k

2007-07-21 18:59:30 · answer #2 · answered by sahsjing 7 · 1⤊ 0⤋

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