How would you convince a fellow student that the number 0.57 is a rational number?

2x + 1 < 5 solve the following inequality. then place the correct number in the box provided.

There are a total of 75 students in the robotics club and science club. the science club has 9 more students than the robotics club. how many students are in the science club?

Hurry im being timed the graph of f(x)=x^3-3x^2+4 is shown based on the graph how many distinct real numbers solutions does the equation x^3-3x^2+4=0 have