factorise using splitting the middle term 3x2 + 10x + 8
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Answered by
1
Step-by-step explanation:
3x² + 10x + 8
→ 3x² + 6x + 4x + 8
→ 3x(x + 2) + 4(x + 2)
→ (x + 2)(3x + 4)
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5
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Answer
➜3x^2 + 10x + 8
➜3x^2 + (6 + 4)x + 8
➜3x^2 + 6x + 4x + 8
➜3x (x + 2) + 4 (x + 2)
➜(x + 2)(3x + 4)
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