Given the following quadratic function what’s the value of a, B, and C?

f(x)= 3x^2 - 5x -12

60 musicians applied for a job at a music school. 14 of the musicians play both guitar and drums. what is the probability that the applicant who gets the job plays drums or guitar?

The construction of copying qpr is started below. the next step is to set the width of the compass to the length of ab. how does this step ensure that a new angle will be congruent to the original angle? by using compass take the measures of angle and draw the same arc according to it.

Im so bad at fractions they are not my best math thing to work on