SCHOOL MATHEMATICS Class 10>Chapter 1 - Quadratic Equation in One Variable>EXERCISE 1B>Q 10A

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10th West Bengal Board

IMPORTANT

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If the roots of the equation $x^{2} - p x + q = 0$ be $α$ and $β$ , then the value of $\frac{1}{α} + \frac{1}{β}$ is

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Important Questions on Quadratic Equation in One Variable

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10th West Bengal Board

IMPORTANT

SCHOOL MATHEMATICS Class 10>Chapter 1 - Quadratic Equation in One Variable>EXERCISE 1B>Q 10A

If one root of the equation

3 x^{2} - 5 x + c = 0

is

2

, the other root is

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10th West Bengal Board

IMPORTANT

SCHOOL MATHEMATICS Class 10>Chapter 1 - Quadratic Equation in One Variable>EXERCISE 1B>Q 10A

The quadratic equation whose roots are

3

and

- 5

is

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10th West Bengal Board

IMPORTANT

SCHOOL MATHEMATICS Class 10>Chapter 1 - Quadratic Equation in One Variable>EXERCISE 1B>Q 10A

The condition for which the roots of the equation

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

are reciprocal to each other is

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10th West Bengal Board

IMPORTANT

SCHOOL MATHEMATICS Class 10>Chapter 1 - Quadratic Equation in One Variable>EXERCISE 1B>Q 10A

If one root of the equation

2 x^{2} + b x - 24 = 0

is

4

, then other root is

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10th West Bengal Board

IMPORTANT

SCHOOL MATHEMATICS Class 10>Chapter 1 - Quadratic Equation in One Variable>EXERCISE 1B>Q 10A

If the sum of the roots of the equation

a x^{2} - 12 x + 5 = 0

is

3

, the product of the roots will be

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10th West Bengal Board

IMPORTANT

SCHOOL MATHEMATICS Class 10>Chapter 1 - Quadratic Equation in One Variable>EXERCISE 1B>Q 10A

The value of

k

for which the roots of the equation

2 x^{2} + k x + k - 3 = 0

are reciprocal to each other is

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10th West Bengal Board

IMPORTANT

SCHOOL MATHEMATICS Class 10>Chapter 1 - Quadratic Equation in One Variable>EXERCISE 1B>Q 10A

If both the roots of the equation

(k - 2) x^{2} + (k - 4) x + 2 k - 8 = 0

are zero, then the value of

k

is

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10th West Bengal Board

IMPORTANT

SCHOOL MATHEMATICS Class 10>Chapter 1 - Quadratic Equation in One Variable>EXERCISE 1B>Q 10A

If the expression

x^{2} - 20 x - a

is a perfect square, then the value of

a

is