Question

Which expression has a value between -6 and -5? Solve the square root expression for calculating the answer for each expression.

Answer 1

Hello!

Let's solve each alternative:

a.

`\begin{gathered} 3√(5-7) \\ 3√(-2) \end{gathered}`

indefinite in R, because there isn't a square root of a negative number.

b.

`\begin{gathered} 4-√(15) \\ 4-3.87 \\ 0.13\text{ approximately} \end{gathered}`

c.

`\begin{gathered} √(20)-8 \\ 4.47-8 \\ -3.53\text{ approximately} \end{gathered}`

d.

`\begin{gathered} 1-2√(10) \\ 1-2(3.16) \\ 1-6.32 \\ -5.32\text{ approximately} \end{gathered}`

Answer:

Last alternative.