The correct option is D 200Here, the terms of the given expression can also be written as √(729)×√(484) = ? or ? = 9 × 22 =198=200 [here we decrease the value ...

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Standard IX

Mathematics

Addition and Subtraction of Like and Unlike Surds

√769×√478=?

Question

$\sqrt[3]{769} \times \sqrt{478} = ?$

150

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200

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Solution

The correct option is D 200
Here, the terms of the given expression can also be written as
$\sqrt[3]{729} \times \sqrt{484} = ?$
or $? = 9 \times 22 = 198 = 200$
[here we decrease the value of 769 to 729]

Suggest Corrections

3√769×√478=?

The correct option is D 200Here, the terms of the given expression can also be written as 3√729×√484=? or ?=9×22=198=200 [here we decrease the value of 769 to 729]

$\sqrt[3]{769} \times \sqrt{478} = ?$

The correct option is D 200
Here, the terms of the given expression can also be written as
$\sqrt[3]{729} \times \sqrt{484} = ?$
or $? = 9 \times 22 = 198 = 200$
[here we decrease the value of 769 to 729]