Factorise 45p² -125q²​

If 10 men take 18 days to mow 60 acres of grass, how long will 15 men take to mow 80 acres?

The diagram represents the polynomial 4x2 + 23x – 72. what is the factored form of 4x2 + 23x – 72? (4x + 8)(x – 9) (4x – 8)(x + 9) (4x + 9)(x – 8) (4x – 9)(x + 8)

If t8 = 4 and t12 = −2, find the first three terms of the arithmetic sequence.