Question

simplify:- (a) 4√6 +2√54 (b) √27 + √75 + √243 -√48​

Answer 1

(i) 4 √6+ 2 √2 × √3 × √3× √3

4√6 + 2×3 √6

4 √6 + 6√6

|0√6

(ii) √3×√3×√3 +√3×√5×√5+ √3×√9×√9-√2 ×√2×√2×√3×√2

= 3√3+5√3+9√3-4√3

= |7√3-4√3

= |3√3

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