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Nov 13, 2013



Apr 15, 2014



Jan 18, 2015



log 1 = 0

#### Find the greatest 6 digits number exactly divisible by 24, 15,and 36.



We will find out the LCM of 24,15 and 36 is 360.

Now, greatest 6-digit number is 999999.

Now, We will divide this number by LCM of 24,15 and 36, we will get,

9999...

Aug 20, 2013

#### Sir, Can you please solve the following:- If the polynomial X4- 6X3+16X2-25X+10 is divided by another polynomial X2-2X+k, the reminder is X+a . Find k and a



Given that the remainder is (x + a)
⇒ (4k – 25 + 16 – 2k)x + [10 – k(8 – k) ] = x + a
⇒ (2k – 9)x + [10 – 8k + k<...

Apr 28, 2014



Nov 24, 2013



Sep 1, 2014

#### In an equilateral Δ ABC, the side BC is trisected at D. Prove that 9AD2 = 7AB2



In this solution triangle ABC and ACE is taken in place of ABC, ABE should be taken.

May 22, 2015

#### Find the largest number which divide 615 and 963 leaving remainder 6 in each case.



To find the largest number which divides 615 and 963 leaving remainder 6 in each case i.e. HCF.

Consider HCF be x.

In order to make 615 and 963 completely divisible by x, w...

Apr 27, 2015