Given: y2 ndash; 9 = 13y On subtracting 13y from both sides, we get: y2 ndash; 9 ndash; 13y = 13y ndash; 13y #8658; nbsp; y2 ndash; 13y ...

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Formula for Sum of n Terms of an AP

y2-9=13 y

Question

y² – 9 = 13y

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Solution

Given: y² – 9 = 13y

On subtracting 13y from both sides, we get:

y² – 9 – 13y = 13y – 13y

$\Rightarrow$ y² – 13y – 9 = 0
Thus, the standard form of the given quadratic equation is y² – 13y – 9 = 0.

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