Naureen13
Asked:
December 2022
These are very easy Ques. Plz give me solutions of this exercise of Chemistry.Just send me pic of all the answers so that I can cross -check . Thaank u
cospi/13 + cos5pi/13 + cos8pi/13 + cos12pi/13Plz answer the question with proper steps
Naureen13
Asked:
December 2022
If tanA/2 and tanB/2 are the roots of the equation 8x^2-26x+15=0 then cos (A+B) is equal to
Naureen13
Asked:
December 2022
Prove that tan(A/2) tan(B/2)+tan(B/2)tan(C/2)+tan(C/2) tan( A/2) = 1
Which book is best for doing objective physics of class 11?
what is the value ofsin (180 -A )cos (180-A)
Prove that Cos A + cos b + cos c = 1+ 4sinA/2 sin B/2 sin C/2if A +B +C = pi (180)
Naureen13
Asked:
December 2022
If sin(a) = -3/5 , where a lies between pi <a < 3pi/2 , then cos (a/2) = ?
Naureen13
Asked:
December 2022
If x^2+3x+5=0 and ax^2+bx+c =0 have common root/roots and a,b,c are natural no.s then find the minimum value of a+b+c
Naureen13
Asked:
December 2022
If A and B are square matrices of same order such that A+B = AB , then P.T : AB=BA. Plz answer it.
Naureen13
Asked:
December 2022
If A and B are square matrices of same order such that A+B = AB , then P.T : AB=BA