What are the two solutions to f(x)=g(x) when f(x)=x^2+3 and g(x)=-x+9

What is the probably of getting heads when poing a coin and getting a number greater than or equal to 5 when rolling a single diea) 1/6b) 1/3c) 1/4d) 1/12

E. which of the following is not a possible probability? a. 25/100 b. 1.25 c. 1 d. 0

What is the frequency of the sinusoidal graph?