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What is the solution set for 2n squared +7n-9=0

User Hawbsl
by
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1 Answer

3 votes

Answer:

n = 1, -9/2

Explanation:


2n^2 + 7n - 9=0


2n^2 - 2n + 9n - 9=0\\2n (n - 1) + 9(n - 1)=0\\(n-1)(2n+9)=0


n-1=0\\or \\2n+9=0


n = 1, -9/2

User EvertW
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