1). tan(a + b) =
5sin2B/
5cos2B - 1

when (2tanA=3tanB) :prove above equation

What is the volume of the cone to the nearest cubic millimeter? (use π  = 3.14) a) 46 mm3 b) 128 mm3 c) 183 mm3 d) 275 mm3 diameter = 5 mm height = 7 mm how do you do this problem step by step?

Which of the following is an arithmetic sequence

If the class creates a histogram of the data in table, how many students are in the range 12cm to 13.9 cm