Answer:
Explanation:
16n^2-25=0
16n^2=25
n^2=25/16
n=+-5/4
n = ±(5/4)
The first step is to re-write the equation and make n^2 the subject of the formula; n^2 =25/16. The final step is to take square roots on both sides of the equation and keeping in mind the ± sign
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