Prove that :- sin(p q)=cos(p-q)
NORMAL DEALER AND COMPOSITE DEALER BOTH BUY AS BASIK 100 Rs + gst 18% = 118 Rs. IF BOTH SALE 140 Rs. WHO PROFITS MORE?
A cylinder and a cone have equal height and equal radii of their bases. if their csa are in the ratio 8:5. show that their ratio of radius to height of each is 3:4.