👉🏼Find x:

👈🏼Write as a single fraction

👆🏼A is inversely proportional to B. When A = 10, B = 3. Find B when A = 15

👇🏼Show that the equation x^{3}+3x=1 has a solution between x=0 and x=1.

🖐🏼Calculate an estimate of the median salary from the table below: