If in a triangle abc angle a=pi/6 and b:c=2:sqrt3, find angle b
If y=10cos^2x-6sinxcosx+sin^2x, then find the greatest & least value of y
if ksp of caf2 at 25degreecelcius is 1.7 *10^-10,thee combination amongst the following which give a participate of caf2 is
for any theta belongs to (pi/4,pi/2), the expression 3(sin theta - cos theta)^4+6(sintheta+cos theta)^2+4sin^6 theta equals to
Let f(x)=sin^6+cos^6+k{sin^4x+cos^4x} for some real number k determine all real number k for which their exists a real number c such that f(c) =0
If y=10cos^2x-6sinxcosx+sin^2x, then find the greatest & least value of y
if all p belongs to r of the equation x^2+2px+q^2-p^2-6=0 is less than 1 and other root is greater than 1 , then range of q is