What is the simplified form of the complex fraction? 2x2+x−6x2−x−64x2−9x2+5x+6

Write the expression as a constant , a single trigonometric function, or a power of a trigonometric function. sin x cos x/ tan x

In a singing competition, there are 150 participants. at the end of each round, 40% of the participants are eliminated. how many participants are left after n rounds?

If rs 900 amounts to rs 1044 in 4 years, what sum will amount to 1368 in 3 1/2 years at the same rate