expand out the bracket (2m - 3)(m + 1).
claw technique: multiply each 'thing' in the first bracket with each 'thing' in the second bracket.2m2 + 2m - 3m -3then collect the like terms2m2 -1 -3
AP
Related Maths GCSE answers
All answers ▸X=4a+3b, If a is a two digit cube number and b is a two digit square number then what is the lowest possible value for X?
Solve the quadratic equation X^2+3X+2=0 by factorisation.
Q: How to solve the simultaneous equations 3x+2y=7 and 5x+y=14
solve 15x = 6x^3 + 8x^2