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​Q8: Answers – Paper 1 – June 2019

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Content:

• Part a) Square Numbers
• Part c) Negative Powers​

Quizzes:

• Part a) Square Numbers
• Part c) Negative Powers

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Answers

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Working
​a) Work out an estimate for the value of

(2.3)⁶ = 148 correct to 3 significant figures.

b) Find the value of (0.23)⁶ correct to 3 significant figures.

b) Find the value of 5^-2

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Question

8)
a) Work out an estimate for the value of

[2 marks]

(2.3)⁶ = 148 correct to 3 significant figures.

b) Find the value of (0.23)⁶ correct to 3 significant figures.

[1 mark]
​

b) Find the value of 5^-2

[1 mark]

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