Recent content by Suk-Sci

The formula1/f=1/di - 1/do

(c7,c4)(c4,c1)(c1,d1)(d1,d2)(d2,c2)

(c7,c5)

Sn=3n2 + 4n Hint: S1=3+4=7 S2=12+8=20

I don't know...it the result is correct but...2^n-1 is prime when n is an odd number...not all odd number but n has to be of the odd form...and 2^n+1 is prime...when n is some even number... can somebody tell me if it is correct...

Its is just like showing the sum of first n2

Remember 1000litres = 1m^3 And then use unitary mathod...:smile: Suk-Sci

I GOT IT! even i said the same thing... Thanx... Suk-Sci

Did i do anything wrong i my last commment...cause even i am a beginier

Hi hibacii... You can use the property nlogx=log(x)^n and Logx+logy+logz=Log(xyz) and also 1=log10 I hope this helps you... Thanx Suk-Sci

The triangle is an equilateral triangle...circumcentre is same as centroid... Remember the centroid ratio and pythagoras theorem... I hope this will help you! Thanx... Suk-Sci

There is nothing wrong in you proof...wat you are doing is dat you are assigning a subscript for each even number so A0=0, A1=2...so by induction you r getting this peculiar result which is for the subscript...:smile:

Fibonacci and lucas series... Let a1,a2,a3...,an be the numbers of fibonacci series... Let b1,b2...bn be the number of lucas series. bn=an-1 + an+1 for n\geq2 T.P.T : a2n=an*bn

Why(t-1)?

Two balls problems...please help! Homework Statement Two particles are thrown vertically upwards along the same line with the same initial velocity u=30m/s, but at different times. The second particle is thrown t seconds after the first. What should be the minimum value of t so that the...