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2 years ago

15

Find the number the comes next 1.2.6,21.88,?

2 answers:

IgorC [24]2 years ago

8 0

Answer:

445

Step-by-step explanation:

1 · 1 + 1= 2

2 · 2 + 2 = 6

6 · 3 + 3 = 21

21 · 4 + 4 = 88

88 · 5 + 5 = 445

Nataly_w [17]2 years ago

5 0

Answer

455

Step-by-step explanation:

(1×1) + 1 = 2

(2×2) + 2 = 6

(6×3) + 3 = 21

(21×4)+4 = 88

(88×5)+5 = 445

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