9) 9.5 = 6.5° +3.5%;
11) 7.3% = 5.37 +2.37;
13) 5.3* = 8.3¹0 -3.310;
15) 9 = 5.97 +4.97;
17) 5^+ –3.5x+3 = 2.5";
19) 2.3x+2 +4.3*+¹ = 10.36;
21) 6.8-1 +8+1=6.819 +821;
23) 4.3¹ +2.3*+2 = 4.36 +2.3⁹ :
25) 4.3x2 +2.3x+2 = 4.35 +2.3⁹;
1
1
27 2¹ +22² +2²
.2x
2x+1
5
3
Bài 15. Tìm số nguyên ...
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