What is the value of X

  21.3

step-by-step explanation:

multiplying the given equation by c/sin(25°), we get

  c = 9/sin(25°) ≈ 21.2958 ≈ 21.3

we assume "c" is the length of ab, the side opposite angle c in triangle abc.

yes because there is exactly one y value for every x value

for function there can't be more than one value for every x value

answer: 12

step-by-step explanation:

because yes