Question $6(Mandatory)(1$ point$)$

Determine the derivative $\frac{dy}{dx}$ for $y=10tan(2x+9).$

$a\frac{dy}{dx}=20tan(2x+9)$

$b\frac{dy}{dx}=10se{c}^2(2x+9)$

$c\frac{dy}{dx}=(20x+90)tan(2x+9)$

$d\frac{dy}{dx}=20se{c}^2(2x+9)$