Question

Find the square root of the following correct up to two places of decimal: 3

Answer 1

Since we need the answer correct to two places of decimal, we shall first find the square root up to three places of decimal. For this purpose we must add 6 ( that is three pairs of ) zeros to the right of the decimal point.

$\\ \\ \\ \\ \sqrt{3} = 1.732 \: (3 \: decimal \: place) \\ \\ \\ \\ \sqrt{3} = 1.73(2 \: decimal \: place)$

ADDITIONAL INFORMATION:

• WHAT IS 2 DECIMAL PLACE?

“Two decimal places” is the same as “the nearest hundredth”.

Answer 2

Answer:

3

3

x+1+19)/10=3

2

+1

2

\begin{gathered}(27x+20)/10 = 9+1\\27x+20=10*10\\27x+20=100\\27x=100-20\\27x=80\\x=80/27\\\end{gathered}

(27x+20)/10=9+1

27x+20=10∗10

27x+20=100

27x=100−20

27x=80

x=80/27