Shashank

If sinA=1/2 then find cos^3A-3cosA.

In a gp fifth is 4 times the 3rd term and sum of first two terms is -4. Find the terms of gp

The diameter of a wheel car is 42 cm.how much distance will it covers in 200 revolutions

Name three estate into which the french society was divided.

S6=72 6a+15d=72 call as eq 1 T2=7(a+4d) a+d=7a+28d 6a+27d=0 call as eq 2 Consider the eq 1&2 simultaneously 6a+15d=72 eq 1 6a+27d=0 eq 2 Subtract 1&2 We get -12d=72 d=-6 evaluate d=-6 in eq 2 We get a=27 To find s10 =10/2(2*27+(10-1)-4) =5(54-36) =5(18) =...

Given 3x+y=11 call as eq 1 -2x+y=1 call as eq 2 Subtract 1&2 and consider simaltaneously We get "y" will be cancelled So, 5x=10 x=10/5 X=2 Substitute x=2 in eq 1 3x+y=11 3(2)+y=11 6+y=11 Y=11-6 Y=5 Therefore x=2 and y=5

Sum of all three sides is perimeter Let length of shortest side be x Other sides becomes (x+2) and (2x-2) X+(x+2)+(2x-2)=24 4x=24 X=6

Please sue help me

It depends on the situation. If there is any women which eg: your sister or wife is working than a man needs to learn cooking. But if the situation is not like this or you have your mother at home or any servant who is trustworthy and regular then you don...