| 4√a3−4√b3 | 4√a | |||
( | −4√a−4√b)* | +1 | ||
| √a−√b | 4√b |
| (4√a−4√b)(4√a2+4√ab+4√b2) | ||
( | −(4√a+4√b)) | |
| (4√a−4√b)(4√a+4√b) |
| (4√a2+4√ab+4√b2)−(4√a+4√b)2 | 4√a | |||
( | )• | +1 | ||
| (4√a+4√b) | 4√b |
| 4√a2+4√ab+4√b2−(4√a2+24√ab+4√b2) | 4√a | ||
• | +1= | ||
| 4√a+4√b | 4√b |
| −4√ab | 4√a | −√a | |||
• | +1= | +1 | |||
| 4√a+4√b | 4√b | 4√a+4√b |