因数分解・左右積法 演習7
3 t2 - 7 t + 2
2 x2 - x - 3
16 b2 - 16 b + 3
4 x2 + 4 x - 3
3 p2 + 4 p - 4
3 x2 + 7 x - 6
4 r2 + 4 r - 15
3 n2 - 17 n - 6
2 x2 + x - 15
3 k2 + 32 k - 48
5 t2 + 6 t + 1
3 t2 - 7 t + 2
2 x2 - x - 3
16 b2 - 16 b + 3
4 x2 + 4 x - 3
3 p2 + 4 p - 4
3 x2 + 7 x - 6
4 r2 + 4 r - 15
3 n2 - 17 n - 6
2 x2 + x - 15
3 k2 + 32 k - 48
5 t2 + 6 t + 1