Answer:
c = ±n
Explanation:
Taking the square root of both sides yields
√c² = √n² or c = ±n
c² = n² is a quadratic equation, so we expect that there will be two roots: one positive and one negative.
1.
c² = n²
√c² = √n²
c = n
2.
if
c = 3 + 6 = 9
and
n = 5 + 4 = 9
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