Question

How to solve logarithmic inequality by Step by step rule.

Cos²x+Cos²[x+π/3]+Cos²[x-x/3]= 3/2 

In an eaxm,80% student passed in maths and 72%passed in science and 13%passed in both the subject. If 312 students passed in both the subject ,find the total no. Of student appeared in exam?

maths 12th up board formulas avakalan

RAW MATERIAL WILL GO IN WHICH GROUP IN TALLY AND IN WHICH HEAD

in the triangle abc p is the point on bc such that of triangle abcsuch that bp:pc=1:2 and q is a point on  ap such that pq:qa=2:3 prove that area od triangle aqc: area triangle abc = 2:3