Question 8

Complete the series.
2, 3, 7, 34, 50, (…)

Solution
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2, 3, 7, 34, 50, (…)

Addition of squares and cubes

$$2 + 1^3 = 3$$

$$3 + 2^2 = 7$$

$$7 + 3^3 = 34$$

$$34 + 4^2 = 50$$

so

$$50 + 5^3 = 175$$

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