1. what is the solution of n² – 49 = 0? (1 point)
–7
7
±7
no solution
...
![subject](/tpl/images/cats/mat.png)
Mathematics, 03.02.2020 15:52 azaz1819
1. what is the solution of n² – 49 = 0? (1 point)
–7
7
±7
no solution
2. what is the solution of x² + 64 = 0? (1 point)
–5
8
±8
no solution
3. what is the side length of a square with an area of 144x²? (1 point)
12
12x
±12x
no solution
5. what is the value of z so that –9 and 9 are both solutions of x² + z = 103? (1 point)
–22
3
22
184
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Answers: 1
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