Calculation and simplification Square of 1 (- 1 / 2) + 3 / 4 - (2-radical 3) + |2-radical 3| 2 | radical 6-radical 2 | + | radical 2-1 | - | 3-radical 6| 3. Given | a | = 2-radical 2, | B | = 3-2 times radical 2, and a + B = radical 2-1, find the values of a and B

Calculation and simplification Square of 1 (- 1 / 2) + 3 / 4 - (2-radical 3) + |2-radical 3| 2 | radical 6-radical 2 | + | radical 2-1 | - | 3-radical 6| 3. Given | a | = 2-radical 2, | B | = 3-2 times radical 2, and a + B = radical 2-1, find the values of a and B

Square of 1 (- 1 / 2) + 3 / 4 - (2-radical 3) + |2-radical 3|
=1/4+3/4-2+√3+2-√3
=1-2+2+√3-√3
=1+0+0
=1
2 | radical 6-radical 2 | + | radical 2-1 | - | 3-radical 6|
=√6-√2+√2-1-3+√6
=√6+√6-√2+√2-1-3
=2√6-4
3. Given | a | = 2-radical 2, | B | = 3-2 times radical 2, and a + B = radical 2-1, find the values of a and B
a+b=√2-1
|a|=2-√2,|b|=3-2√2
-1=2-3 √2=-√2+2√2
therefore
a=2-√2 b=-3+2√2