Question

упростите выражение (3х²+1)²+(х²-3)²

Answer 1

(3х²+1)²+(х²-3)²=9x⁴+6x²+1+x⁴-6x²+9=10x⁴+10=10(x⁴+1)

Answer 2

(3х²+1)²+(х²-3)²=(3х²+1)(3х²+1)+(х²-3)(х²-3)=9х^4+3х²+3х²+1+х^4-3х²-3х²+
+9=10х^4+10=10(х^4+1)