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Factor completely 49m4 + 140m2 + 100

Factor completely 49m4 + 140m2 + 100
asked 82.8k views
5 votes
Factor completely 49m4 + 140m2 + 100

asked
User Donald Raab
by
8.3k points

1 Answer

5 votes

Answer:

Explanation:

Use identity : (a + b)² =a² + 2ab + b²

49m⁴ + 140m² + 100 = 7²(m²)² + 2 * 7m² * 10 + 10²

= (7m²)² + 2 *7m²*10 + 10²

= (7m² + 10)²

= (7m² + 10)(7m² + 10)

answered
User Johan Hjalmarsson
by
8.2k points
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