Choose the expression that is equivalent to the given expression. sin 6x tan 3x I got 2 sin^2 3x
Write the expression as the sine, cosine, or tangent of a double angle. Then find the exact value of the expression. 2tan 2pi/3 / 1-tan^2 2pu/3
Solve the right triangle with the given sides and angles. a = 3.0, B = 31.0°
2. The sales tax rate applied to all purchases within a state was 0.04 (4 percent) throughout 2006 but increased to 0.05 (5 percent) during all of 2007. The state government collected all taxes due, but its tax revenues were equal to $40 million each year. What happened to th...
Market price with no tax is where supply equals demand, so at $7. b) The two dollar tax is reflected in the price that people have topay, but it does not give a firm extra income. For instance, pricewas $7 in part a. Now with the tax, people pay $9, but the firmonly earns $7. ...
Calculate the change in potential energy of a 86.9 kg man when he takes an elevator from the first floor to 15th floor, if the distance between floors is 4.47 m. *This building has a thirteenth floor! Keep in mind that he stands on the floor of the top floor, not its ceiling!
An arithmetic progression has terms a8 =23 and a20 =83 . What is the value of the term a12
Find all values of ¸ in [0°, 360°) that satisfy the equation. 2 sin 2θ - √(3) = 0
Find all real numbers in [0, 2π) that satisfy the equation. cos 2x = √(2)/2
Find all angles in degrees that satisfy the equation. Round approximate answers to the nearest tenth of a degree. tan α = -1.85