Question

rationalise the denominator- 7/3+2√3​

Answer 1

21-14√3

Step-by-step explanation:

$\frac{7}{3 + 2 \sqrt{3} } \times \frac{3 - 2 \sqrt{3} }{3 - 2 \sqrt{3} }$

7(3-2√3)/3^2 -(2√2)^2

21-14√3/9-8

21-14√3/1