Find which of the following equations are quadratic:
$(3 x - 1)^{2} = 5 (x + 8)$

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Find which of the following equations are quadratic:

(3 x - 1)^{2} = 5 (x + 8)

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Text solutionVerified

(3 x - 1)^{2} = 5 (x + 8)

\Rightarrow (9 x^{2} - 6 x + 1) = 5 x + 40

\Rightarrow 9 x^{2} - 11 x - 39 = 0;

which is of the general form

a x^{2} + b x + c = 0

Thus, the given equation is a quadratic equation.

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Question Text	Find which of the following equations are quadratic: $(3 x - 1)^{2} = 5 (x + 8)$
Answer Type	Text solution:1
Upvotes	150