(165)2 - (164)2 =
Answers were Sorted based on User's Feedback
Answer / ram
(165)2-(164)2
it is in the form a2-b2
(a+b)(a-b)
therefore (165+164)(165-164)
165+164=329;165-164=1
(165)2-(164)2=329
| Is This Answer Correct ? | 63 Yes | 2 No |
Answer / sarika
Answer = 329
Let us consider this sequence
(2)2 - (1)2 = 3......=1*2+1
(3)2 - (1)2 = 5......=2*2+1
so (x+1)^2 - (x)^2 = x*2 +1
(165)^2-(164)^2= 164*2+1
=329
| Is This Answer Correct ? | 18 Yes | 6 No |
Answer / danial liaqat
(165)2 - (164)2 =
let the equation be equal to zero
(165)2 - (164)2 = 0
(165)2 = (164)2
Taking square root both sides
165 = 164
165 - 164
1
| Is This Answer Correct ? | 1 Yes | 12 No |
Answer / kensaikenai
Ram, Sarika and Sandhya Patel , are u guys retarded?or you eat too much egg tarts?
(165)2 doesnt mean 165^2
(165)2 = 165 + 165
so answer is 2, as simple as tat, who got 329 should go bang their head to the wall
| Is This Answer Correct ? | 3 Yes | 21 No |
Answer / raviteja900
i dont know why this is so complicated question....
answer is so simple..its just 2.
| Is This Answer Correct ? | 4 Yes | 30 No |
Ben can have a piece of work done in 8 days, Joe can work three times faster than the Ben, Ram can work five times faster than Ben. How many days will they take to do the work together ?
5 tables and 10 chairs were sold for 20000.15%gain for table,10%loss on chair.overall profit rs 750.the cp of table is
The hour hand lies between 3 and 4. Tthe difference between hour and minute hand is 50 degree.What are the two possible timings?
1. Profit and loss problem.. Two mercants sold a good of worth Rs 1000 from which one merchant A got profit from selling prices and merchant B got profit form cost price and profit for both is 25% what is difference amount.? 2.5lts solution bottles in which 4 lts of solution is filled in which 15 % of salt is mixed,1.5 lits solution is fell out and it is filled with water how much of salt content is present..? 3.Square of 21 cms and bull was tied at corner with rope of 7 cms how much area it can graze... 4.A and B can do a work 15 and 20 days respectively form which A as done half of the work and then b joind then it done 1/20th work how much many days in which a complted work which left by B.
A speedboat whose speed is 15 kmph in still water goes 30 kmph downstream and comes back in a total of 4hrs 30min. What is the speed of the stream in kmph?
If asked you, why you want to regin the current company/organisition
There are no of urns &no of balls. If three balls are placed in each urn then 3 balls is left. If 4 balls are placed in each urn then 1 urn is left. What is the total no of balls?
A man told that " day before yesterday i was 22, next year on my birthday i will be 25". Find out my birthday date?
2.3.4.15.12 3.4.5.28.20 4.5.6.45.30 5.6.7.66.42 6.7.8.??.56
What is difference between credit card and debit card?
hi,i have passed my b.e. in may 2011 in information technology with 62%.i m not interested in IT field and i have not muck knowlege of developing softwares .should i change my field? i m attracting towards banking sector and want to be a bank PO,the salary is less as compared to what my friends will get in IT field.so what can i do? 1.change the field. 2. trying to sharp my skills and getting a job in IT field
Hi, I am appearing for the Ministry of renewable sources exam for the post of Scientist B to be held on 28th June,09. Can anyone help me regarding the same? If anyone could share your experience or sample papers in this regard & general aptitude papers for the same at shobha_28@rediffmail.com/ laxmi383@gmail.com . It would be very useful for me. Thanks