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Test 8sh
- 4. x2+2x-35 b. x2-2x-35 c. x2-2x+35 d. àëü íü ÷ áèø
- 8. 6.1 b. 6.8 c.7.1 d. àëü íü ÷ áèø
- 10. (a2b2+c)2 b. (ab+c)2 c. (a2b+c)2 d. (ab2+c)2
- 14. 12 b. 22 c. 0 d. àëü íü ÷ áèø
- 16. x+5(x-1) b. x-5(x+1) c. x-5x-1 d. àëü íü ÷ áèø
- 18. a-ba+b b. a+ba-b c. 1 d. -b+aa-b