Question
if sinx = 3/5 cos y = -12/13 where x and y both lie in 2nd quadrant then find the value of sin[x+y]
a =[1,2] b= [1,2,3,4] c= [ 5,6] d = [ 5,6,7,8] verify a into [b intersection c] = [a into b ] intersection [a into c]
If the sum of the hypotenuse and side of right angled triangle is given
