(23pts) the graph of a quadratic function is shown on the grid. which function is best represented by the graph? a. f(x)=x2+3x - 4 b. f(x)=-x2 - 3x+4 c. f(x)=x2 - 3x - 4 d. f(x)=-x2 + 3x +4 (graph below)

For what value of (y) is 3^3/3^y =1/9

Simplify 24÷(-2)(3)+7 a. -29 b. 3 c. 11

60 musicians applied for a job at a music school. 14 of the musicians play both guitar and drums, 28 play drums, 18 play the guitar. what is the probability that the applicant who gets the job plays drums or guitar?