Question 1 [1 mark]
x = 4
Mark scheme
- A [1] — cao x = 4
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x = 4
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a⁴/(16b⁶)
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15
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18
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x + y
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0.01
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k = 3
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10⁻³
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2⁻³
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x⁻²
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m = -4
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1
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x = 3
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x⁵/(2y³)
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14
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x⁻⁶
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a = -3, b = -2
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3
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a⁻²
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125
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1(4x²)
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8
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25a⁶
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a¹²b⁻¹²c⁴
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n = 1
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516
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x - y = 2
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xy/(x + y)
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a = -1, b = 2
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6p²
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