Question
Answer
$$-sqrt\cdot49+sqrt\cdot(-2)+sqrt\cdot16-sqrt\cdot(-98)=63qrst$$
Explanation
| $$ \begin{aligned}-sqrt\cdot49+sqrt\cdot(-2)+sqrt\cdot16-sqrt\cdot(-98)& \xlongequal{ }-49qrst-2qrst+16qrst+98qrst \xlongequal{ } \\[1 em] & \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} } }}}63qrst\end{aligned} $$ | |
| ① | Combine like terms: $$ \color{blue}{-49qrst} \color{red}{-2qrst} + \color{green}{16qrst} + \color{green}{98qrst} = \color{green}{63qrst} $$ |
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