Rationalise the dominator of the following
a) 3+√2÷4√2
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a] 3+√2 / 4√2
3+√2 / 4√2 x 4√2 / 4√2
= [3+√2] [4√2] / [4√2 ]²
= 3[4√2] + √2[4√2 ] / 32
= 12√2 + 8 / 32
= 4[3√2 + 2] / 32
= 3√2 + 2 / 8
hope it helps you!!
3+√2 / 4√2 x 4√2 / 4√2
= [3+√2] [4√2] / [4√2 ]²
= 3[4√2] + √2[4√2 ] / 32
= 12√2 + 8 / 32
= 4[3√2 + 2] / 32
= 3√2 + 2 / 8
hope it helps you!!
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