Work out tan (19pi/4) without a calculator

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How to factor x^2+20x+19

Sean has 54 flower bulbs. he planted all the bulbs in rows. each row has the same number of bulbs. how many bulbs could be in each row?

Juan-Solez, a prominent painter, takes out a simple discount note for one year from River National Bank for $5,000. The annual rate of interest is 8%. What's the amount of the discount and the proceeds? A. $400; $4,600 B. $200; $2,600 C.

Anna wants to buy season passes to two theme parks. If one season pass costs $54.99 and Anna has $100 to spend on both passes, the second pass has to cost no more than what amount?

If the mean of the following distribution is 91 and sum of frequencies is 150 find x and y

Find the value of the spring constant for the spring in trial i. use 0.367 s for the value of the period. the mass of the suspended block is 0.400 kg. enter your answer in n/m with three significant figures.

5 + 3x = - 1 + 6 (6x + 1)

If you see a triangle that has a small box in one angle, what type of triangle is it?

There are t teams in a soccer league. each team consists of 11 players. write an equation to find how many players p are in the league