Upper and Lower Bound #shorts

Let's attempt a past year question from an IGCSE 0580 math paper. This question is on upper and lower bounds. The key idea here is to rearrange the equation for first then find the bounds. A common mistake is to solve the equation then look for the upper bound.

#upperbound #lowerbound #mathtips #mathbasics #igcsemath #mathteacherjerry #highschool #parents #homework #revision #0580