Question 21 MarkIf a line makes equal angles with direction axes, then the direction cosines of that line will be_______AnswerselfView full question & answer→
Question 41 MarkIf the radius of a sphere is changing at the rate of 0.2 cm/sec, then the rate of change in its surface area will be______AnswerselfView full question & answer→
Question 51 MarkIf $y=e^{x^2}$, then at $x=4$ the value of $\frac{d y}{d x}$ will be.______AnswerselfView full question & answer→
Question 61 MarkIf $A$ is a square symmetric matrix, then $A ^{ T }=$_____AnswerselfView full question & answer→
Question 71 MarkA card is drawn from a deck of cards, the probability of getting a card as red king will be............AnswerselfView full question & answer→
Question 81 MarkIf direction ratios of a line are $1,1,-1$ then its direction cosines will be………AnswerselfView full question & answer→
Question 91 MarkThe value of $\int_0^{\pi / 2} \sin ^2 x d x$ will be……..AnswerselfView full question & answer→
Question 101 MarkThe approximate value of $\sqrt{26}$ will be……..AnswerselfView full question & answer→
Question 121 MarkThe additie inverse of matrix $\left[\begin{array}{ccc}2 & -3 & 0 \\ 1 & 2 & -1\end{array}\right]$ is……..AnswerselfView full question & answer→
Question 131 MarkA coin and a die is thrown. The probability of getting a head on coin and even number on die is ......AnswerselfView full question & answer→
Question 141 MarkThe angle between the line $\frac{x}{1}=\frac{y}{2}=\frac{z}{3}$ and the plane $x+2 y+3 z-5=0$ will be.....AnswerselfView full question & answer→
Question 151 MarkThe value of $\int \frac{\sin ^{-1} x}{\sqrt{1-x^2}} d x$ will be………AnswerselfView full question & answer→
Question 161 MarkThe tangent of normal on curve $y=x^2+2$ at point $(1,3)$ will be.....AnswerselfView full question & answer→
Question 171 MarkIf $y=\sqrt{x^3}$ then the value of $\frac{d y}{d x}$ will be……..AnswerselfView full question & answer→
Question 181 MarkIf matrix $A=\left[a_{i j}\right]_{1 \times 3}$ and $\mathrm{a}_{\mathrm{ij}}=\frac{i+j}{2}$, then $\mathrm{A}=$……..AnswerselfView full question & answer→
Question 191 MarkTwo dice are thrown, the probability of getting the sum of numbers on two dice as 9 will be ___________ .AnswerselfView full question & answer→
Question 201 MarkThe direction cosines of vector $\hat{i}+\hat{j}+\hat{k}$ will be ___________ .AnswerselfView full question & answer→
Question 211 MarkThe value of $\int \sin ^2 x d x$ is ___________ AnswerselfView full question & answer→
Question 221 MarkIf the radius of a circle is increasing at the rate of $5 cm / sec$, then the rate of change in its circumference will be ___________ .AnswerselfView full question & answer→
Question 231 MarkIf $y=a^x+x^a$ then the value of $\frac{d y}{d x}$ will be ___________ .AnswerselfView full question & answer→
Question 241 MarkIf $A =\left[\begin{array}{l}2 \\ 5\end{array}\right], B =[7,8]$, then the value of $BA$ is $........$AnswerselfView full question & answer→
Question 251 MarkIf $2 P ( A )= P ( B )=\frac{5}{12}$ and $P \left(\frac{A}{B}\right)=\frac{1}{5}$, then $P(A \cup B)$=______.AnswerselfView full question & answer→
Question 261 MarkIf Dc's of a line are k, k, k, then k will be ___________ .AnswerselfView full question & answer→
Question 271 MarkThe value of $\int\left(3 x^2+4 x^3\right) d x$ will be ___________ .AnswerselfView full question & answer→
Question 281 MarkThe radius of a circle in increasing at the rate of 0.7 cm/sec, then rate of change in circumference of circle will be ___________ .AnswerselfView full question & answer→
Question 291 MarkDerivative of$\sqrt{x^{-3}}$ at x = 4 is ___________ .AnswerselfView full question & answer→
Question 301 MarkAdditive inverse of matrix $\left[\begin{array}{cc}-1 & 2 \\ 0 & -4 \\ 3 & 1\end{array}\right]$ is ___________ .AnswerselfView full question & answer→