👉🏼Find the lowest common multiple (“LCM”) of 28 and 63.

👈🏼If f(x) = (4x-5)(x+1)², then calculate f(-2)

🖐🏼Find the equation of the straight line through the points (1,12) and (3,8)

👆🏼Pasha writes down a 4 digit even number. The first digit is 7 and the third digit is prime. How many different possible numbers could he write?

👇🏼Calculate x in the diagram below: