Question

X ^ 4 + 15 X square + 56​

Answer 1

Step-by-step explanation:

${x}^{4} + 15 {x}^{2} + 56 = 0$

${x}^{4} + 7 {x}^{2} + 8 {x}^{2} + 56 = 0$

so

$= ( {x}^{2} + 7)( {x}^{2} + 8)$

hope this will help u

Answer 2

X^4 + 15X square + 56


=> X square * X square + 15X square + 56


=> X square * 16X square + 56

Hope this helps you


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