theboulevardcentre.org.uk · expanding and sim li in ks4 home learning expanding double brackets...
Post on 24-Jul-2020
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ANSWERS
ANSWERS
ANSWERS
a) (x + 5) (x + 2) = x2 + 5x + 2x + 10 = x2 + 7x + 10
b) (b + 7) (b + 3) = b2 + 7b + 3b + 21 = b2 + 10b + 21
c) (x + 1) (2x + 12) = 2x2 + 2x + 12x + 12 = 2x2 + 14x + 12
d) y (3y + 2) = 3y2 +2y
ANSWERS
ANSWERS
If you would like some extra help you could watch this
short video clip:
https://www.youtube.com/watch?v=v-6MShC82ow
Well done! You have now expanded
single and double brackets. Excellent
work!
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