3/4(x+8)=9 Solve for x: x=​

If 90° < θ < 180° and cotθ = -1/3, then cscθ =

Describe in detail how you would construct a 95% confidence interval for a set of 30 data points whose mean is 20 and population standard deviation is 3. be sure to show that you know the formula and how to plug into it. also, clearly state the margin of error.

Tcan be concluded that % of the seniors would prefer to see more candid pictures in this year's edition of the yearbook.