Factorise y^2 - y - 12
Looking for a combination of numbers that would multiply to give (-12_ but add together to give (-1)e.g. -6, 2?....-2,6....-4,3 = yes!thus,(y-4)(y+3)
LM
Related Maths GCSE answers
All answers ▸Solve 2x-5=3x+4
3x + 2 = 11. what is x?
Factorise fully y=x^2+x-12 and hence find the roots of the curve
Bag A contains £7.20 in 20p coins. Bag B contains only 5p coins. The number of coins in bag B is three-quarters of the number of coins in bag A. How much money is in bag B?