Literacy Research Memory Skill Practice Stretch

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Presentation transcript:

Literacy Research Memory Skill Practice Stretch Factorise Expand Variable Expression What happens when you divide powers? e.g. 𝑥 5 ÷ 𝑥 3 a x a = a² a + a = 2a Factorise means to put back into brackets Expanding brackets means to multiply Skill Practice Expand the following: 3t(r + t) 7y(2p + y) 5e(4e – 1) 9p(2r – 5p) 11d(-2d – 3f) 2) Factorise the following as much as possible: xy + x rt – t 5jk + k² 8ab + 4b² 21pq + 14p²q Stretch Expand the brackets and simplify as far as possible: 2a(a + b) + 3a(a + 2b) 4c(2c + d) + 5c(3c – d) 3e(2e – f) + 4e(6e – 2f) 5g(g + h) – 2g(g + 2h) 6j(2j + k) – 4j(3j + k) 7m(2m – n) – 3m(5m – n) 3) Simplify the following expressions: 4ab + 5a² - 3ab + 2a² 6d² - 2de – 3d² + 4de 12g² - 3fg + 6g² + 5gf 8hj – 2h² - 3jh – 5h² -10m² - 3ml + 7lm + 3m²