Let a rectangle $ABCD$ of sides $2$ and $4$ be inscribed in another rectangle $PQRS$ such that the vertices of $ABCD$ lie on the sides of $PQRS$. Let $a$ and $b$ be the sides of $PQRS$ when its area is maximum. Then $(a+b)^2$ is equal to:

1

Let $A={1,3,7,9,11}$ and $B={2,4,5,7,8,10,12}$. The total number of one–one maps $f:A\to B$ such that $f(1)+f(3)=14$ is:

Topic: JEE Main 2024 (5 April Morning Shift)

2

Two straight lines through the origin $O$ intersect the line $3x+4y=12$ at points $P$ and $Q$ such that $\triangle OPQ$…

Topic: JEE Main 2024 (5 April Morning Shift)

3

If the line $\dfrac{2-x}{3}=\dfrac{3y-2}{4\lambda+1}=4-z$ makes a right angle with the line $\dfrac{x+3}{3\mu}=\dfrac{1…

Topic: JEE Main 2024 (5 April Morning Shift)

4

Consider the following two statements: Statement I: For any two non-zero complex numbers $z_1,z_2$, $(|z_1|+|z_2|)\lef…

Topic: JEE Main 2024 (5 April Morning Shift)

5

Let $A$ and $B$ be two square matrices of order $3$ such that $|A|=3$ and $|B|=2$. Then $\left|,A^{T}A,( \operatorname{…

Topic: JEE Main 2024 (5 April Morning Shift)

6

Let a circle $C$ of radius $1$ and closer to the origin be such that the lines passing through the point $(3,2)$ and pa…

Topic: JEE Main 2024 (5 April Morning Shift)

7

Let $f(x)=x^{5}+2x^{3}+3x+1,; x\in\mathbb{R}$, and let $g(x)$ be a function such that $g(f(x))=x$ for all $x\in\mathbb{…

Topic: JEE Main 2024 (5 April Morning Shift)

8

The coefficients $a,b,c$ in the quadratic $ax^{2}+bx+c=0$ are chosen from the set ${1,2,3,4,5,6,7,8}$. The probability …

Topic: JEE Main 2024 (5 April Morning Shift)

9

If the system $11x+y+\lambda z=-5,\quad 2x+3y+5z=3,\quad 8x-19y-39z=\mu$ has infinitely many solutions, then $\lambda^{…

Topic: JEE Main 2024 (5 April Morning Shift)

10

The integral $\displaystyle \int_{0}^{\pi/4}\frac{136\sin x}{3\sin x+5\cos x},dx$ is equal to:

Topic: JEE Main 2024 (5 April Morning Shift)