Question

(2x²₁)² = ??
correct answer please​

Answer 1

$\huge{\underline{\underline{\bf{SOLUTION-}}}}$

$Given you = f( x ) {}^{2}$

$\frac{dy}{dx} = f(x) {}^{2} \times 2x = √2x {}^{4} - 1$

$So \: at \: x = 1$

$\frac{dy}{dx} = 2(1)√2(1) {}^{2} - 1 = 2$