NDA2010MathematicsInverse Trigonometric FunctionsActual
If y= ⁻¹ ( 4 x 1+4 x^2 ) , then what is d y d x equal to?
Options
- A1 1+4 x^2
- B- 1 1+4 x^2
- C4 1+4 x^2
- D4 x 1+4 x^2
Correct answer
C. 4 1+4 x^2
Step-by-step solution
y= ⁻¹ [ 2(2 x) 1+(2 x)^2 ] Put 2 x= aligned & y= ⁻¹ [ 2 1+ ^2 ] & y=2 ⁻¹ d y d x = 2 2 1+4 x^2 aligned