Maths ch-10 theorem 10.5
Water in a canal, 6 m wide and 1.5 m deep, is flowing at a speed of 4 km/h. How much area will it irrigate in 10 minutes, if 8 cm of standing water is needed for irrigation?
Find the value of k,if f(x)={1-cos2x/1-cosx . (If x is not equal to zero ){k . If x=0