rationalise the denominator 4 upon 7 +4 root 3
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Answer:
answer is here
Step-by-step explanation:
=4/ 7 + 4√3 * 7- 4√3 / 7 - 4√3
= 4 ( 7 - 4√3) / 49 - 48
= 28 - 16√3
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