Question

8x^4+ 14 x square - 4

please help​

Answer 1

8x⁴+14x²-4

8x⁴+16x²-2x²-4

8x²(x²+2)-2(x²+2)

x²=2,x²=-2/8

Answer 2

8x⁴+14x²‐4

=8x⁴+16x²‐2x²‐4

=8x²(x²+2)‐2(x²+2)

=(x²+2)(8x²‐2)

HOPE IT HELPS