Question

4th answer plzz btadoo..upper hai 4 ques uska answer btado plzz​

Answer 1

3)

i) (3)² -(√3)² = 9 -3 = 3

so answer is 3

ii) (√5)²+(√2)²+2×√5×√2

= 5+ 2 +2√ 10

= 7 √10

4...

1 / 2+√3 = 1×2- √3 / (2+√3)( 2-√3)

= 2-√3 / 4-3

= 2- √3

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