If csc(α) = 3, where 0 < α < π/2, and β is a Quadrant II angle with tan(β) = −7, find cos(α+β) And there are others that I'm supposed to find, such as sin(α+β),...

If csc(α) = 3, where 0 < α < π/2, and β is a Quadrant II angle with tan(β) = −7, find cos(α+β) And there are others that I'm supposed to find, such as sin(α+β),...

i need to find v2

establish the identity

i think the question said find exact solution?

establish an identity

If sin(A) = 0.63 and cos(A)<0, determine: cos(A), sin(2A), cos(2A), tan(2A). What quadrant is 2A in?

Thank you so much! I appreciate it.

this is exactly how its asked on my paper please help

A pizza delivery driver can see his destination on top of a mountain at an angle of elevation of 23 degrees. if he is 22 miles away from the house, what is the altitude of the house on top of the...

cos(4θ)-cos(6θ) on the interval 0≤θ<2π

trigonoemetric functions (-1,7),(0,2),(-3,3)

I'm trying to find the refrence number for each value. T=4 And T=7pi

You are going on a business trip for a manufacturing company to Italy and need to figure out the currency conversion. You are going to take 1500 US dollars. After checking the internet you find the...

If sin(x) = 1/4 and x is in quadrantI,find the exact values of the expressions without solving for x. (a) sin(2x) (b) cos(2x) (c) tan(2x)

The reflector of a satellite dish is in the shape of a parabola with a diameter of 4 feet and a depth of 2 feet. To get the maximum reception we need to place the antenna at the focus. a...

∫(x^2)/((16-x^2)^(3/2))dx I keep on getting the wrong answer.

∫(√x^2-81)/(x^4)dx I can't seem to figure out this problem. Please help.

identify the asymptotes in the equation, h(x) = 4 sec( π/ 4 (x + 1)).Enter your answers as a comma-separated list of equations

A tower has been constructed on the bank of a long straight river. From a bench on the opposite bank and 50 m downstream from the tower, the angle of elevation of the top of the tower is 30°....

can someone please explain why the answer can be -8

2cosx - secx = cosx - tanx/cscx