lilshawty12365 lilshawty12365

14-08-2019
Mathematics

contestada

what’s the two square roots of 49

Respuesta :

14-08-2019

Answer:

14

Step-by-step explanation:

[tex]\sqrt{a}=b\iff b^2=a,\ \text{for}\ a\geq0\ \wedge\ b\geq0\\\\\sqrt{49}=7,\ \text{because}\ 7^2=49\\\\2\sqrt{49}=2\cdot7=14[/tex]

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