1
AP EAPCET 2025 - 27th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

Consider the quadratic equation $a x^2+b x+c=0$, where $2 a+3 b+6 c=0$ and let $g(x)=\frac{a x^3}{3}+\frac{b x^2}{2}+c x$

Statement I The given quadratic equation $a x^2+b x+c=0$ has atleast one root in $(0,1)$.

Statement II Rolle's theorem is applicable to $g(x){\text {on }}$ [0, 1].

Then

A

Statement I is false, Statement II is true

B

Statement I is true, Statement II is false

C

Statement I is true, Statement II is true but Statement IIs not a correct explanation of Statement I

D

Statement I is true, Statement II is true and Statement I is a correct explanation of Statement I

2
AP EAPCET 2025 - 27th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

The difference between the absolute maximum and absolute minimum values of the function $f(x)=2 x^3-15 x^2+36 x-30$ on $[-1,4]$ is

A

80

B

1

C

85

D

4

3
AP EAPCET 2025 - 27th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

If $f(x)=x e^{x(1-x)}, x \in R$, then $f(x)$ is

A

increasing on $\left[-\frac{1}{2}, 1\right]$

B

decreasing on $R$

C

increasing on $R$

D

decreasing on $\left[-\frac{1}{2}, 1\right]$

4
AP EAPCET 2025 - 27th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

The angle between the curves $y^2=x$ and $x^2=y$ at the point $(1,1)$ is

A

$\tan ^{-1}\left(\frac{4}{3}\right)$

B

$\tan ^{-1}\left(\frac{3}{4}\right)$

C

$90^{\circ}$

D

$45^{\circ}$