Question

2. Find the square of :
(i)
3√5/5
(ii)√3+√2
(iii)√5-2

(iv) 3 + 2√5​

Answer 1

Step-by-step explanation:

¡) (3√5/5)² = 45/25 ={9/5}

ii) (√3+√2)² = 3+2+2*√3*√2={5+2√6}

iii) (√5-2)²= 5+4-2*√5*-2={9+4√5}

iv) (3+2√5)² = 9+20+2*3*2√5={29+12√5}

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