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Suppose there are k green balls, then there are (n+k) balls to be arranged. So if we choose the k places into which the green balls go, the red balls go into the remaining places. Hence the number of ...
(-1,2) (-1,4) (0,0) non-negative integral is (0,0) only
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@nidhin which hard copy u are talking about >?? if u have already paid then u can get acess to mind map , video lessons , chapter wise problems , as well as prev year ques from that chapter and study ...
Hi SIDDHU PLZ........................,,,,,,,,,,,,,,,,MENTION YOUR DOUBT ARE ANYTHINK ELSE OK HAVE A NICE DAY
If y vary directly as the square root of x and inversely as z2 then, y = c*root(x) and y = c/z^2 and also root(x) = 1/z^2...........(1) When y is tripled, 3y = c*root(kx) and 3y = c/(4z)^2 root(kx) = ...
The answer provided by you is wrong. The count of 56 selects and arranges 6 ice-creams in an order after selecting from 5 different ice-creams. But we want to get no of ways by which the child can...
Ans is 899 Because 0 to 99 are 2 digit numbers, then 1000 is a 4 digit. So there are 100 2 digit numbers from 0 to 99 and 1000 is 4 digit number so 1000 – (100+1) = 899
HI NIDHIN PLEASE TELL US THE NAME OF THE TOPIC FOR WHICH YOU NEED NOTES. WE WILL TRY TO REPLY AS SOON AS POSSIBLE THANKS BEST WISHES SAHIL
Dear Askiitians Expert, Many thanks for this method, I found very interesting. I belive that it could be generelized to higher degree equations too.
The given condition implies that the difference of the roots is the same for both quadratics. Hence which is p, q are unequal leads to p+q+4 = 0
If numbers can repeat then total combination would be => 2^4 = 256. Now just subtract the no. of possibilites which are greater than 4321. And hence that would be => 27. Hence, nos can be formed =>...
Take a=x+{p-1}d b=x+{q-1}d c=x+{r-1}d substitute the values in the given equation fcgwhjcbsyucwedbcteufdbvvbuiweufwbvdcqudwhjedfwdjfdyagd...
KEJRIWAL in this word there are 3 vowels so we select the all 3 vowels and arrange all remaining letters i.e p=8C3×5!=6720 now, p/960=6720/960=7.
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