Question

$1.\sqrt{a - 12} = 15$
$2. \sqrt{b - 1} = 4b$
$3.3 \sqrt{6 + c} = \sqrt{c - 4}$
$4.\sqrt{d + 3} = \sqrt{5 - 2d}$
$5.k + \sqrt{ {k}^{2} + 3} = 3k$

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Answer 1

237, complex, -7.25, 2/3, complex

complex means answer is not a real and negetive squareroot is there.