Question

plzzz solve ques 4 (ii) fasttt plzzzz find the value of a and b​

Answer 1

Answer:

Rationalising

$\frac{ \sqrt{7} - 2}{ \sqrt{7} \ + 2} \times \frac{ \sqrt{7 } - 2}{ \sqrt{7} - 2}$

$\frac{( \sqrt{7} - 2) {}^{2} }{3}$

$\frac{11 - 4 \sqrt{7} }{3}$

=

$\frac{ - 4 \sqrt{7} + 11 }{3}$

a = -4/3

b=11/3

Hope it helps

Answer 2

Answer:

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