The quadratic equation whose roots are 7 and \frac{1}{7} is:... | MCQ 1m | Maths | SuperPadhai

Quadratic Equations > Question

MCQ1 markYear: 2025EasyCBSE Class 10

quadratic-equationsroots

Question

The quadratic equation whose roots are

7

and

\frac{1}{7}

is:

Solution

1

Sum of roots

= 7 + \frac{1}{7} = \frac{50}{7}

, Product of roots

= 7 \times \frac{1}{7} = 1

.
Equation:

x^{2} - \frac{50}{7} x + 1 = 0 \Rightarrow 7 x^{2} - 50 x + 7 = 0

+1 mark

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