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7√48 - √72 - √27 - 3√2 simplify please ​

Answer»

ANSWER:

now take each TERM and SIMPLIFY it 

i) √48 = √ ( 2 × 2 ) × (2 × 2 ) × 3  = 2 × 2 × √3 = 4√3

ii) √72 = √ ( 3 × 3 ) ×( 2 × 2 ) × 2 = 3 × 2 × √2 = 6 √2

iii) √27 = √( 3 × 3 ) × 3 = 3 √3iv) 2√18 = 2 √( 3 × 3 ) × 2 = 2 × 3 × √2 = 6 √2

now PUT these values in given problem√48 - √72 - √27 + 2√18= 4√3 - 6√2 - 3√3 + 6√2= √3

hope it helps.....



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