Quiz about Bentuk Akar dan Merasionalkan Penyebut Bentuk Akar

Question 1

$$\sqrt[2]{32}+\sqrt[2]{72}+\sqrt[2]{98}\ =\ ....$$

Accepted Answer

$$17\sqrt[2]{2}$$

Answer

$$9\sqrt[2]{2}$$

Answer

$$11\sqrt[2]{2}$$

Answer

$$13\sqrt[2]{2}$$

Answer

$$15\sqrt[2]{2}$$

Question 2

Hasil kali $$\left(5\sqrt[2]{2}+7\sqrt[2]{3}\right)\ .\ \left(\ 2\sqrt[2]{2}+3\sqrt[2]{3}\right)\ =\ ....$$

Accepted Answer

$$83\ +\ 29\sqrt[2]{6}$$

Answer

$$103\ +\ 13\sqrt[2]{6}$$

Answer

$$73\ +\ 133\sqrt[2]{6}$$

Answer

$$93\ +\ 25\sqrt[2]{6}$$

Answer

$$53\ +\ 12\sqrt[2]{6}$$

Question 3

Hasil kali $$\left(3\sqrt[2]{5}-7\sqrt[2]{2}\ \right)\ .\ \left(\ 3\sqrt[2]{5}-7\sqrt[2]{2}\right)=....$$

Accepted Answer

$$143-42\sqrt[2]{10}$$

Answer

$$133\ -\ 32\sqrt[2]{10}$$

Answer

$$141-52\sqrt[2]{10}$$

Answer

$$153\ +\ 23\sqrt[2]{10}$$

Answer

$$163\ +52\sqrt[2]{10}$$

Question 4

Bentuk sederhana $$\sqrt[2]{135}$$

Accepted Answer

$$3\sqrt[2]{15}$$

Answer

$$3\sqrt[2]{13}$$

Answer

$$4\sqrt[2]{10}$$

Answer

$$7\sqrt[2]{11}$$

Answer

$$5\sqrt[2]{13}$$

Question 5

Nilai dari $$\frac{2\sqrt[2]{5}+3\sqrt[2]{7}}{6\sqrt[2]{2}}=....$$

Accepted Answer

$$\frac{1}{12}\left(2\sqrt[2]{10}+3\sqrt[2]{14}\right)$$

Answer

$$\frac{1}{6}\left(3\sqrt[2]{7}+4\sqrt[2]{13}\right)$$

Answer

$$\frac{1}{11}\left(5\sqrt[2]{6}+8\sqrt[2]{10}\right)$$

Answer

$$\frac{1}{13}\ \left(8\sqrt[2]{10}-3\sqrt[2]{13}\right)$$

Answer

$$\frac{1}{14}\ \left(2\sqrt[2]{13}-3\sqrt[2]{10}\right)$$

Question 6

Nilai dari : $$\frac{2\sqrt[2]{3}}{4+5\sqrt[2]{7}}=\ ....$$

Accepted Answer

$$\frac{10\sqrt[2]{21}-8\sqrt[2]{3}}{159}$$

Answer

$$\frac{8\sqrt[2]{3}-10\sqrt[2]{21}}{159}$$

Answer

$$\frac{21\sqrt[2]{10}-3\sqrt[2]{8}}{159}$$

Answer

$$\frac{8\sqrt[2]{10}-3\sqrt[2]{21}}{159}$$

Answer

$$\frac{10\sqrt[2]{3}-8\sqrt[2]{21}}{159}$$

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