How do you write 0.9 as a percentage?

Given the quadratic function f(x)=3x^2-24x+49 a. use “completing the squares” to convert the quadratic function into vertex form b. state the vertex c. find the x and y intercepts d. graph the function

Which of the following circles have their centers on the x-axis? check all that apply.

If cos(θ)=2853 with θin q iv, what is sin(θ)?