Which of the following statements are true about quadratic functions: quadratic contain an “” in the equation quadratic functions have a domain of all real numbers quadratic functions always face the same direction iv. quadratic functions have mirror images

Number 2 and 4 are true about quadratic functions

the 4th choice is the correct one

step-by-step explanation:

it's equivalent, so we can say that its equal.

let's call the denominator x and the numerador is 18 less then denominator, x - 18.

multiply

2.x = 5.(x - 18)

2x = 5x - 90

90 = 5x - 2x

90 = 3x

x = 90/3

x = 30

so: