Q. 3 D3.5( 8 Votes )

# Let us calculate the rationalising factor of which is also its conjugate surd.

Answer :

Given:

Its conjugate surd will be :

Which is also its rationalising factor.

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In each of the following cases, let us justify & write whether the given values are the of the given quadratic equation:

and 4/3

West Bengal Board - MathematicsIf let us calculate the simplified value of

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If we subtract from the value is

West Bengal Board - MathematicsLet us construct the quadratic equations in one variable from the following statements.

One person bought some kg. sugar in ₹ 80. If he would get 4 kg. more sugar with that money, then the price of kg. sugar would be less by ₹ 1.

West Bengal Board - MathematicsLet us write a rationalizing factor of the denominator of which is not its conjugate surd.

West Bengal Board - MathematicsThe highest power of the variable in a quadratic equation is

West Bengal Board - MathematicsLet us calculate the value of

West Bengal Board - MathematicsLet us show that,

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Let us calculate the product:

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If and let us calculate the followings :

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