∫3t4−t2dt=...\int \sqrt{3t^4-t^2}dt=...∫3t4−t2dt=...
14(3t2−1)3t2−1+C\frac{1}{4}(3t^2-1)\sqrt{3t^2-1}+C41(3t2−1)3t2−1+C
19(3t2−1)3t2−1+C\frac{1}{9}(3t^2-1)\sqrt{3t^2-1}+C91(3t2−1)3t2−1+C
23(3t2−1)3t2−1+C\frac{2}{3}(3t^2-1)\sqrt{3t^2-1}+C32(3t2−1)3t2−1+C
16(3t2−1)3t2−1+C\frac{1}{6}(3t^2-1)\sqrt{3t^2-1}+C61(3t2−1)3t2−1+C
32(3t2−1)3t2−1+C\frac{3}{2}(3t^2-1)\sqrt{3t^2-1}+C23(3t2−1)3t2−1+C