The condition for $p x^{2} + q x + r = 0$ to be a pure quadratic equation is

p = 0

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q = 0

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r = 0

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p = q = 0

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Solution

The correct option is B $q = 0$
For equation to be in pure quadratic form it should only contains a square of x term & a constant. Therefore to convert given equation in pure quadratic form we have to put q=0

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Similar questions

p x^{2} + q x + r = 0

If 2√3 is the root of quadratic equation px²+qx+r=0 for (p,q,r) belongs to R , then find value of (p+q+r)

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a

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