👉🏼Solve

👈🏼The length of a song is 182 seconds to the nearest second. Masha listens to the song 8 times in a row. What is the maximum length of time she can have been listening to the song?

👆🏼Write down and estimate for √74

👇🏼Factorise y² – x²

🖐🏼If h(x) = 2x + 1, find the value of a such that h(a) = h^-1(a)