( \sqrt{5}\(3+\sqrt{5}\) ) का मान क्या है?
What is the value of ( \sqrt{5}\(3+\sqrt{5}\) )?
Explanation opens after your attempt
A. \(3\sqrt{5}+5\)
Concept
By distributive law, \( \sqrt{5}\times3+\sqrt{5}\times\sqrt{5}=3\sqrt{5}+5 \). Be careful in surd multiplication.
Why this answer is correct
The correct answer is A. \(3\sqrt{5}+5\). By distributive law, \( \sqrt{5}\times3+\sqrt{5}\times\sqrt{5}=3\sqrt{5}+5 \). Be careful in surd multiplication.
Exam Tip
वितरण नियम से \( \sqrt{5}\times3+\sqrt{5}\times\sqrt{5}=3\sqrt{5}+5 \)। समान करणी गुणन में सावधानी रखें।
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