Question
$y=\frac{3 x-5}{2 x+7}$

Answer

$\frac{31}{(2 x+7)^2}$

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Similar questions

As per the prediction of weather bureau, the probabilities for rains on three days; Thursday, Friday and Saturday in the next week are $0.8, 0.7$ and $0.6$ respectively. Find the probability that it rains on at least one of the three days in the next week.
Explain the methods of scatter diagram for fitting a line of regression and state its limitation.
Obtain derivative of $y=x^{\frac{1}{3}}$ using the definition.
The following data is available for two variables rainfall in $m m(X)$ and yield of crop $Q t 1 /$ Hectare $(Y) . n=10, \bar{x}=120$, $\bar{y}=150, S_{ x }=30, S_{ y }=40$ and $\Sigma x y=189000$. Find the correlation coefficient.
$y=\left(x^2-7 x+11\right)^5$
If the following distribution is a probability distribution of variable $X$, then find constant $k . P(x)=\frac{6-|x-7|}{k} ; x=4,5,6,7,8,9,10$
Find the value of $r$ from the following data.
Particulars $x$ $Y$
Average $60$ $95$
The sum of squares of deviations taken from their mean $920$ $1050$
The sum of product of deviations taken from their mean $-545$
If $n=9$ and $p(4)=2 p(5)$ for a binomial distribution, find the mean and variance of the distribution. $ 42 $
The probability that the price of potato rises in the vegetable market during festive days is 0.8. The probability that the price of onion rises is 0.7. The probability of rise in price of both potato and onion is 0.6. Find the probability of rise in price of at least one of the two, potato and onion.
To know the relationship between the abilities of the students of a school in the subjects of Statistics and Accountancy, the teachers of both the subjects have taken a sample of eight students and the following information was collected.
 
Students $1$ $2$ $3$ $4$ $5$ $6$ $7$ $8$
Marks in Statistics (X) $79$ $37$ $99$ $26$ $76$ $83$ $91$ $63$
Marks inAccountancy (Y) $86$ $53$ $93$ $62$ $70$ $64$ $88$ $57$
Calculate the rank correlation co-efficient between the marks of statistics and the marks of accountancy.