คณิตเสริม

17,-17

16

-16

16,-16

17

2.8

2.8,-2.8

2.9

-2.9

2.9,-2.9

11.67,-11.67

11.77,-11.77

11.87,-11.87

11.97,-11.97

$$\frac{256}{676}$$

$$\frac{289}{729}$$

$$-\frac{289}{729}$$

$$\frac{289}{729},-\frac{289}{729}$$

$$-\frac{256}{676}$$

17034

18068

19148

19044

19048

11.8741

-11.8741

11.8741,-11.8741

-11.8742

11.8743

3.1

-3.1

3.1,-3.1

2.9

-2.9

$$\frac{24}{34}$$

$$-\frac{24}{34}$$

$$\frac{23}{32}$$

$$-\frac{23}{32}$$

$$\frac{2.3}{3.2}$$

$$1.4\ x^4y^2z^9$$

$$-1.4\ x^2y^6z^8$$

$$1.3\ x^2y^8z^9$$

$$1.3\ x^2y^6z^9$$

$$-1.3\ x^2y^6z^9$$

$$57\ a^4b^6c^5d^{11}e^{14}$$

$$57\ a^4b^3c^5d^{11}e^{14}$$

$$53\ a^3b^4c^5d^8e^{11}$$

$$53\ a^4b^3c^5d^{13}e^{14}$$

$$53\ a^4b^3c^5d^{11}e^{14}$$