Let $f:\mathbb{R}\to\mathbb{R}$ be a polynomial of degree four having extreme values at $x=4$ and $x=5$. If $\displaystyle \lim_{x\to 0}\frac{f(x)}{x^{2}}=5$, then $f(2)$ is equal to:

1

Let $y=y(x)$ be the solution of the differential equation $(x^{2}+1),y'-2xy=(x^{4}+2x^{2}+1)\cos x$, with $y(0)=1$. The…

Topic: JEE Main 2025 (7 April Evening Shift)

2

If the locus of $z\in\mathbb{C}$, such that $\operatorname{Re}!\left(\dfrac{z-1}{2z+i}\right)+\operatorname{Re}!\left(\…

Topic: JEE Main 2025 (7 April Evening Shift)

3

Let $a_n$ be the $n^{\text{th}}$ term of an A.P. If $S_n=a_1+a_2+\cdots+a_n=700$, $a_6=7$ and $S_7=7$, then $a_n$ is eq…

Topic: JEE Main 2025 (7 April Evening Shift)

4

A bag contains $19$ unbiased coins and one coin with head on both sides. One coin drawn at random is tossed and a head …

Topic: JEE Main 2025 (7 April Evening Shift)

5

If the range of the function $f(x)=\dfrac{5-x}{x^2-3x+2}$, $x\ne1,2$, is $(-\infty,\alpha]\cup[\beta,\infty)$, then $\a…

Topic: JEE Main 2025 (7 April Evening Shift)

6

The number of real roots of the equation $x|x-2|+3|x-3|+1=0$ is:

Topic: JEE Main 2025 (7 April Evening Shift)

7

Let the length of a latus rectum of an ellipse $\dfrac{x^{2}}{a^{2}}+\dfrac{y^{2}}{b^{2}}=1$ be $10$. If its eccentrici…

Topic: JEE Main 2025 (7 April Evening Shift)

8

Let $e_1$ and $e_2$ be the eccentricities of the ellipse $\dfrac{x^2}{b^2}+\dfrac{y^2}{25}=1$ and the hyperbola $\dfrac…

Topic: JEE Main 2025 (7 April Evening Shift)

9

If the equation of the line passing through the point $ \left( 0, -\frac{1}{2}, 0 \right) $ and perpendicular to the li…

Topic: JEE Main 2025 (7 April Evening Shift)

10

If the sum of the second, fourth and sixth terms of a G.P. of positive terms is $21$ and the sum of its eighth, tenth a…

Topic: JEE Main 2025 (7 April Evening Shift)