Let $\mu$ be the mean and $\sigma$ be the standard deviation of the distribution where $\displaystyle \sum f_i = 62$. If $[x]$ denotes the greatest integer $\le x$, then $[\mu^2 + \sigma^2]$ is equal to:

1

For $\alpha, \beta, \gamma, \delta \in \mathbb{N}$, if $\displaystyle \int \left( \left(\dfrac{x}{e}\right)^{2x} + \l…

Topic: JEE Main 2023 (10 April Evening Shift)

2

Let $f$ be a continuous function satisfying $\displaystyle \int_{0}^{t^2} \big(f(x) + x^2\big)\,dx = \dfrac{4}{3}t^3,…

Topic: JEE Main 2023 (10 April Evening Shift)

3

If the coefficients of $x$ and $x^2$ in $(1 + x)^p (1 - x)^q$ are $4$ and $-5$ respectively, then $2p + 3q$ is equal …

Topic: JEE Main 2023 (10 April Evening Shift)

4

Let $g(x) = f(x) + f(1 - x)$ and $f''(x) > 0, \; x \in (0, 1)$. If $g$ is decreasing in the interval $(0, \alpha)$ an…

Topic: JEE Main 2023 (10 April Evening Shift)

5

Let the number $(22)^{2022} + (2022)^{22}$ leave the remainder $\alpha$ when divided by $3$ and $\beta$ when divided …

Topic: JEE Main 2023 (10 April Evening Shift)

6

Eight persons are to be transported from city A to city B in three cars of different makes. If each car can accommodate…

Topic: JEE Main 2023 (10 April Evening Shift)

7

The set $S = \{ z = x + i y : \dfrac{2z - 3i}{4z + 2i} \text{ is a real number} \}$ is given. Then which of the follo…

Topic: JEE Main 2023 (10 April Evening Shift)

1

Let $\vec{a} = 2\hat{i} + 7\hat{j} - \hat{k}$, $\vec{b} = 3\hat{i} + 5\hat{k}$ and $\vec{c} = \hat{i} - \hat{j} + 2\hat…

Topic: JEE Main 2023 (10 April Evening Shift)

2

If the points $\mathbf{P}$ and $\mathbf{Q}$ are respectively the circumcenter and the orthocentre of a $\triangle ABC$,…

Topic: JEE Main 2023 (10 April Evening Shift)

3

Let $A$ be the point $(1, 2)$ and $B$ be any point on the curve $x^2 + y^2 = 16$. If the centre of the locus of the p…

Topic: JEE Main 2023 (10 April Evening Shift)

4

Let $A = \{2, 3, 4\}$ and $B = \{8, 9, 12\}$. Then the number of elements in the relation $R = \{ ((a_1, b_1), (a_2…

Topic: JEE Main 2023 (10 April Evening Shift)