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  • Subject : Mathematics
  • Year: 10
  • Unit:

22. More equations, formulae and functions.

  • Key Learning Area:

Formulae containing squares and

square roots

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Starter:

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Find ‘x’ in the following equation.

​

  1. x+71=97
  2. x-18=27
  3. 3x-12=33

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Topic:

  • WALT: How will you set up and transform even more formula that is complicated such as those contain squares, square roots or a subject appears more than one term?

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Formulae containing squares and square roots

WILF:

  • Able to understand and apply how to change the subject of a formula such as those contain squares, square roots or a subject appears more than one term.(C/B)
  • Able to analyze how to change the subject of a formula such as those contain squares, square roots or a subject appears more than one term. (A)
  • Able to evaluate and justify how to change the subject of a formula such as those contain squares, square roots or a subject appears more than one term. (A*)

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Example:

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Example:

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Example:

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Example:

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Mini-Plenary: (3 minutes)

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1)

2)

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Mini-Plenary:

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Self Assessment

1)

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Mini-Plenary:

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Self Assessment

2)

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A)

B)

C)

D)

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A)

SELF ASSESSMENT

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B)

SELF ASSESSMENT

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C)

SELF ASSESSMENT

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D)

SELF ASSESSMENT

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SELF ASSESSMENT

Qn 1 (m to p)

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SELF ASSESSMENT

Qn 2 ( f)

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SELF ASSESSMENT

Qn 4

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Extended Task : SELF ASSESSMENT

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Test your Knowledge

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Test your Knowledge

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