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Dafna1 [17]
3 years ago
6

When a positive number is added to its square, the sum is 240. Find the number,

Mathematics
1 answer:
vivado [14]3 years ago
8 0

Answer:

15

Step-by-step explanation:

Good luck

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The factoring method which can be considered for such a cubic tetranomial expression is; factor by grouping sum of cubes.

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Step-by-step explanation:

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