Lazy doing assignments.
Find the following roots.
1.√16 =
2.-√25=
3.√49=
4. -√64
5.√121
6.-√289
7.√0.16
8.±√36
9.√16/25
10.± √169/256

Solving Quadratic Equation by Extracting Square root po yung topic.


Sagot :

1. √16 = √4² = 4
2. -√25 = -√5² = -5
3. √49 = √7² = 7
4. -√64 = -√8² = -8
5. √121 = √11² = 11
6. -√289 = -√17² = -17
7. √0.16 = √(16/100) = √(4²/10²) = 4/10 = 0.4
8. ±√36 = ±√6² = ±6
9. 
√(16/25) = √(4²/5²) = 4/5 = 0.8
10. ±√(169/256) = ±√(13²/16²) = ±13/16±0.8125

*For the underlined answers, they are both accepted.