simplify (x-1)^2 - (x-1)
This question involves factorising then simplifying an equation. Start with the original equation:(x-1)2 - (x-1) Take out a factor of (x-1)(x-1)(x-1-1)Simplify(x-1)(x-2)
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All answers ▸Find the values of x and y using the simultaneous equations: x+y=11, y-6=15
Nancy is driving and makes a wrong turn. The satnav indicates that her journey will take an extra 7 minutes. Nancy drives at an average speed of 60km/h to the nearest 5km/h. What's the greatest possible distance traveled in this detour in km to 2.d.p?
Solve the simultaneous equations: (a) y - 2x = 6; (b) y+2x = 0.
Draw y=x^2+5