rationalize denominator and simplify root7 - root6 /root 7 +root6
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Answered by
34
(√7-√6) / (√7+√6)
Rationalising factor: √7-√6
(√7-√6)(√7-√6) / (√7+√6)(√7-√6)
(√7-√6)²/ √7²-√6²
(√7²-2√7√6+√6²) / (7-6)
7-2√42+6 / 1
13+2√42
Rationalising factor: √7-√6
(√7-√6)(√7-√6) / (√7+√6)(√7-√6)
(√7-√6)²/ √7²-√6²
(√7²-2√7√6+√6²) / (7-6)
7-2√42+6 / 1
13+2√42
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thanx dude
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Answered by
5
Answer:
(√7-√6) / (√7+√6)
Rationalising factor: √7-√6
(√7-√6)(√7-√6) / (√7+√6)(√7-√6)
(√7-√6)²/ √7²-√6²
(√7²-2√7√6+√6²) / (7-6)
7-2√42+6 / 1
13-2√42
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