1
TG EAPCET 2025 (Online) 3rd May Morning Shift
MCQ (Single Correct Answer)
+1
-0

The value of $x$ at which the real valued function $f(x)=7|2 x+1|-19|3 x-5|$ is not differentiable is

A

1,-1

B

$\frac{1}{2},-\frac{5}{3}$

C

$-\frac{1}{2}, \frac{5}{3}$

D

0,1

2
TG EAPCET 2025 (Online) 3rd May Morning Shift
MCQ (Single Correct Answer)
+1
-0

If $y=\left(1-x^2\right) \tanh ^{-1} x$, then $\frac{d^2 y}{d x^2}=$

A

$\frac{2 x y}{\left(1+x^2\right)^2}$

B

$-\frac{(x+y)}{\left(1-x^2\right)^2}$

C

$\frac{2(x y)}{1-x^2}$

D

$-\frac{2(x+y)}{1-x^2}$

3
TG EAPCET 2025 (Online) 3rd May Morning Shift
MCQ (Single Correct Answer)
+1
-0

If $f(x)=\log _{\left(x^2-2 x+1\right)}\left(x^2-3 x+2\right), x \in R-[1,2]$ and $x \neq 0$, then $f^{\prime}(3)=$

A

1

B

0

C

$\log _e 4$

D

$\log _4 \mathrm{e}$

4
TG EAPCET 2025 (Online) 3rd May Morning Shift
MCQ (Single Correct Answer)
+1
-0

If the normal drawn at the point $P$ on the curve $y^2=x^3-x+1$ makes equal intercepts on the coordinate axes, then the equation of the tangent drawn to the curve at $P$ is

A

$x-y=0$

B

$x-y=4$

C

$x-y=1$

D

$x-y=2$

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