If (2-a-b,b)=(6,2) Then value of a=

If the line x+y=6 is a normal to the parabola y^(2)=8x at point (a,b), then the value of a+b is ___________ .

If (a+4 3b8-6)=(2a b+2 8a-8b), write the value of a-2bdot

If (2)/(3) and -(1)/(2) are solution of quadratic equation 6x^(2)+ax-b=0 , find the values of a and b.

In a delta ABC, a,c, A are given and b_(1) , b_(2) are two values of third side b such that b_(2)=2b_(1). Then, the value of sin A.

If a=2 and b=-2, find the value of : (i) a^(2)+b^(2) (ii) a^(2)+ab+b^(2) (iii) a^(2)-b^(2)

If [(a+b,2),( 5,a b)]=[(6, 2),( 5, 8)] , find the values of a and b .

If A=[{:(1,-1),(2,-1):}],B=[{:(a,-1),(b,-1):}]" and "(A+B)^(2)=(A^(2)+B^(2)) then find the values of a and b.

If a : b=2:5, . find the value of (3a+2b)/(4a+b)

If a+b=10\ \ a n d\ \ \ a b=16 , find the value of a^2-a b+b^2\ a n d\ \ a^2+a b+b^2

If [a+4 3b8-6] =[2a+2b+2 8a-8b] , write the value of a-2b .