Question

x⁴+x²-20 solve by middle term spilliting​

Answer 1

Step-by-step explanation:

${x}^{4} + {x}^{2} - 20 \\ = {x}^{4} + (5 - 4) {x}^{2} - 20 \\ = {x}^{4} + 5 {x}^{2} - 4 {x}^{2} - 20 \\ = {x}^{2} ( {x}^{2} + 5) - 4( {x}^{2} + 5) \\ = ( {x}^{2} + 5)( {x}^{2} - 4) \\ = ( {x}^{2} + 5)(x + 2)(x - 2)$

Answer 2

Answer:

Here is your answer.........