evelinapink12345 evelinapink12345

10-09-2021
Mathematics

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Solve: 18/9- root(2,81)
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Solve 189 root281 Image below class=

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nancygoyal nancygoyal

10-09-2021

Answer:

-7

Step-by-step explanation:

[tex](18 \div 9) - \sqrt{81 } \\ \\ 2 - 9 \\ - 7[/tex]

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AlgebraicAardvark AlgebraicAardvark

10-09-2021

With the order of operations, you must do the division (18/9) first. Then do the square root. Then do the subtraction.

[tex]\begin{aligned}\dfrac{18}{9} - \sqrt{81} &= 2-\sqrt{81}\\[0.5em]&=2-9\\[0.5em]&=-7\end{aligned}[/tex]

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