Year 10
Core
Expand 2 brackets and simplify expressions (Part 1)
Expand 2 brackets using algebra tiles and/or a grid e.g. where n≥1 4(nx±5)+6(nx±3).
Year 10
Core
Expand 2 brackets and simplify expressions (Part 1)
Expand 2 brackets using algebra tiles and/or a grid e.g. where n≥1 4(nx±5)+6(nx±3).
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Lesson details
Key learning points
- In this lesson, we will expand 2 brackets using algebra tiles and/or a grid e.g. where n≥1 4(nx±5)+6(nx±3).
Licence
This content is made available by Oak National Academy Limited and its partners and licensed under Oak’s terms & conditions (Collection 1), except where otherwise stated.
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5 Questions
Q1.
1. Expand 5t(5t + 3)
25t + 15
25t² + 3
28t
Q2.
2. Expand 9p(5 – 2p)
17p
18p² + 45p
45 – 18p
Q3.
3. Expand 4e(5e² + 3e + 7)
20e³ + 3e + 7
32e² + 28e
Q4.
4. Expand and simplify 5p(3p + 4) – 7p
15p² + 20p
28p
8p + 4
Q5.
5. Expand and simplify -9k(5k + 3) + 3k + 4
-45k² – 30k + 4
45k² + 24k + 4
45k² + 30k + 4
3 Questions
Q1.
B
C
Q2.
A
B
Q3.
B
C