10x2 + 3x-4 के गुणनखण्ड कीजिए।
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Answered by
0
10 x 2 + 3 x -4
=20 + (-12)
=20-12
=8
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Answered by
1
10 + 3x - 4 के गुणनखण्ड = (2x - 1)(5x + 4)
Step-by-step explanation:
दिया हुआ व्यंजक :
10 + 3x - 4
व्यंजक के गुणनखण्ड = ?
∴ 10 + 3x - 4
गणनखण्ड विधि,
= 10 - 5x + 8x - 4
= 5x(2x - 1) + 4(2x - 1)
= (2x - 1)(5x + 4)
∴ 10 + 3x - 4 के गुणनखण्ड = (2x - 1)(5x + 4)
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