Expressions

7/dec/2009

QUIZ

(a) 3a + 2a(b) 4b – 3b + 2 + 3(c) 6v + 2w – v + 3w(d) 3p – 5 + 2q + 3 – p + 8q

1. Simplify these expressions

(a) N + 3(b) 2n – 1 (c) 4n + 2 (d) 20 – n (e) 2(n+1)(f) 60 ÷ 2n

2. Substitute n = 5 into the following

(a) 2(n+1)(b) 3(2n – 5)

3. Expand these brackets

(a) 2x + 14(b) 18x – 48

4. Factorise these expresions

Extension work(MUST OF DONE ALL OF

ABOVE)

(HAVE TO DO THIS)

(a) 2k – 3j + 5 – 8 + 4k + j – 10k

5. Simplify these expressions

(a) 3(2b + 4)(b) T(t – 4)(c) 2h(3 – h)

6. Expand these brackets

7*. Make your own questions

Answers 1. A) 5a

B)b+5 C)5w+5v D)2p-2+10q

2. A)8 B)9 C)22

D)153. A)2n+2

B)6n-15

4. A)2(x+7) B)6(3x-8)

5. -4k-2j-36. A)6b+12

B)t²-4t C)6h-2h²

7. I will collect your books in to mark this question