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kow [346]
3 years ago
6

Help?????????????????​

Mathematics
1 answer:
mr Goodwill [35]3 years ago
5 0

Answer:

1)-\sqrt{2.25}  = -  \sqrt{225 \times  {10}^{ - 2} }   \\ =  -\sqrt{225}  \times  \sqrt{ {10}^{ - 2} }  \\  =- 15 \times  {10}^{ - 1}  =- 1.5  =  -\frac{3}{2} \\ 2) -\frac{3}{2}  = -1.5 \\ thank \: you

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