1) Expand (x+5)(x-6) a) x²-30x-1 b) x²-x-11 c) x²+x+30 d) x²-x-30 2) Factorise x²+3x+2 a) (x+1)(x+2) b) (x-1)(x-2) c) (x+1)(x-2) d) (x+1)(x+3) e) (x-1)(x-3) 3) Factorise x²+2x-8 a) (x+2)(x+4) b) (x-2)(x-4) c) (x+4)(x-2) d) (x-4)(x-2) 4) Factorise y²-36 a) (y-6)(y-6) b) (y+6)(y+6) c) (y-6)(y+6) d) (y-36)(y+36) 5) Solve x²+7x+10=0 a) x=-2 or x=-5 b) x=2 or x =5 c) x=-5 or x=5 d) x=1 or x=10 e) x=-2 or x =5 6) Solve x²+11x+18=0 a) x=9 or x=2 b) x=3 or x =6 c) x=-3 or x=-6 d) x=-9 or x=-2 e) x=3 or x=-6 7) Solve x²+2x-15=0 a) x=10 or x =-5 b) x=-3 or x=5 c) x=3 or x=-5 d) x=3 or x=5 e) x=-3 or x =-5 8) Solve x²-12x-20=0 a) x=10 or x=2 b) x=-10 or x=-2 c) x=-10 or x=2 d) x=10 or x=-2 9) Solve x²-x-12=0 a) x=-6 or x=-2 b) x=-4 or x=-3 c) x=6 or x=-2 d) x=4 or x=3 e) x=4 or x=-3 f) x=6 or x=2 10) Solve x²-81=0 a) x=9 or x=-9 b) x=9 c) x=-9 d) x=1 or x=-81 e) x=-1 or x=81 f) x=0 11) Solve 2x²+16x+14=0 a) x=2 or x=3.5 b) x=-7 or x=-1 c) x=-2 or x=-3.5 d) x=7 or x=1

Solving Quadratics

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