What is the complementary angle of 15​

Let f(x) = 5/x and g(x)=2x2+5x. what two numbers are not in the domain of f o g

Solve for x. −3/4(x+2)=6 enter your answer in the box

Sasha delivers newspapers to subscribers that live within a 4 block radius of her house. sasha's house is located at point (0, -1). points a, b, c, d, and e represent the houses of some of the subscribers to the newspaper. to which houses does sasha deliver newspapers?