Unit 9 9.4 to 9.7
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Items in this lesson
Slide 1 - Slide
Slide 2 - Slide
Use the formula v = u + at to work out the value of v when u = 7, a = 10, t = 8
Slide 3 - Open question
a. Write the formula of number of seconds, S, in any number of minutes, M.
b. Use the formula in part a to work out S when M = 15.
c. rearrange your formula in part a to make M the subject.
b. Use the formula in part a to work out S when M = 15.
c. rearrange your formula in part a to make M the subject.
Slide 4 - Open question
Slide 5 - Slide
Factorise each of these expressions.
1) 18y - 9x
2)
3)
1) 18y - 9x
2)
3)
3x2+x
3y2−9y+6xy
Slide 6 - Open question
Factorise each of these expressions.
1) 14 + 21c
2) 15z +10yz
3) 2x + 6y + 8
1) 14 + 21c
2) 15z +10yz
3) 2x + 6y + 8
Slide 7 - Open question
Slide 8 - Slide
Slide 9 - Slide
Simplify
5x+5x
Slide 10 - Open question
Simplify
52y+103y
Slide 11 - Open question
Simplify
94a−53b
Slide 12 - Open question
Slide 13 - Slide
Expand and simplify
1. (x+3)(x+7)
2. (y-4)(y+8)
1. (x+3)(x+7)
2. (y-4)(y+8)
Slide 14 - Open question
Expand and simplify
1. (x-3)(x-7)
2. (y+4)(y-8)
1. (x-3)(x-7)
2. (y+4)(y-8)
Slide 15 - Open question
Expand and simplify
(y+5)2
Slide 16 - Open question
Expand and simplify
(n−9)2
Slide 17 - Open question
Expand and simplify
1.
2. (p+10)(p+10)
1.
2. (p+10)(p+10)
(p+10)2
