Can't seem to get the right answer out of my formula

Can't seem to get the right answer out of my formula

The population of a city has risen and fallen over a 20-year interval. Its population may be modeled by the function y = 19,000 + 7,000 sin(0.658x), where the domain is the years since...

A.) a = 20, b = 25, c = 22

2/√3 cos(3θ) = 1 (a) Find all solutions of the equation. (b) Find the solutions in the interval [0, 2π).

sin(3θ) cos(θ) − cos(3θ) sin(θ) = 0 A.) sin(2ø)=0 B.) Find all solutions in the interval [0, 2π). I just need help on part B. Thank you in advance...

Precal question

in Ax+by=c form

sin(θ) = −0.6 θ = ____ rad List six specific solutions. θ = _____ rad

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),...

Compare the graphs of the logarithmic functions f(x)= log(7)x and g(x) = log(4)x. For what values of x is f=g, f>g, and f<g? Explain how you know. I think x < 0 when f = g...

Compare the graphs of the logarithmic functions f(x)= log(7)x and g(x) = log(4)x. For what values of x is f=g, f>g, and f<g? Explain how you know. I think x < 0 when f = g...

A.) cos(225º) B.) tan (75º)

A.) tan(− 11π/12) B.) cos(13°) cos(32°) − sin(13°) sin(32°)

The product of three consecutive positive integers is 35,904. What is the sum of the three integers?

A.) sec θ−cos θ/sec θ = sin2θ B.) csc x − sin x = cos x cot x

A. cos 11π/12 B. cos 195◦

∠A= __° ∠B=___° ∠C=___°

the question says “a rectangular animal pen is built. One side of it is the wall of a barn. It is 1680 ft sq. If Tom can put up the fence in 12 hours, how fast will bob have to work so that the fence...

the question I’m stuck on is “ solve 2/-6x - 3x/x-4 is greater than or equal to 0” sorry I had to write it out different, there aren’t many options lol. If you can help me out, that would be great...

im really struggling. The question reads “How much 60% acid solution must be added to 20 ml of 30% solution to achieve a 50% acid solution?” can you please help me?