K = 6
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neg(-k) + neg(-k) = k + k = 2k = 4
7
To evaluate 15k when k equals 3, you would substitute the value of k into the expression. Therefore, 15k becomes 15(3), which simplifies to 45. So, when k equals 3, 15k equals 45.
m = k/ln
==> 3k+14=k ==>3k-k=-14 ==>2k=-14 ==>k=-7 ans...