(a) सरल गर्नुहोस् (Simplify): \(\dfrac{1}{x-y} - \dfrac{1}{x+y}\) (b) यदि \(x^2 = 3^{\frac{2}{3}} + 3^{\frac{-2}{3}} - 2\) भए, प्रमाणित गर्नुहोस् :…
SEE Class 10 Compulsory Maths · 2081 · Solved Question with Answer
(a) सरल गर्नुहोस् (Simplify):
\(\dfrac{1}{x-y} - \dfrac{1}{x+y}\)
(b) यदि \(x^2 = 3^{\frac{2}{3}} + 3^{\frac{-2}{3}} - 2\) भए, प्रमाणित गर्नुहोस् : \(3x^3 + 9x = 8\)
If \(x^2 = 3^{\frac{2}{3}} + 3^{\frac{-2}{3}} - 2\), prove that: \(3x^3 + 9x = 8\)