For angle theta with the point (-20,-21) on it’s terminating side, what is the value of cosine

Its due ! write an equation in which the quadratic expression 2x^2-2x 12 equals 0. show the expression in factored form and explain what your solutions mean for the equation. show your work.

Alistair has 5 half-pounds chocalate bars. it takes 1 1/2 pounds of chocalate,broken into chunks, to make a batch of cookies. how many batches can alistair mke with chocalate he has on his hand?

The function representing david's miles per month if f(m)= 115m + 5. what does the 115 represent