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Evaluate the following without using mathematical tables

Evaluate the following without using mathematical tables.
$\frac{\frac{1}{2}\;of -8 \div 4 - 7}{\sqrt 2(\sqrt 2 - 3 \sqrt 2)}$

Answers


Raphael
Use BODMAS

Numerator:

= $-4 \div 4 - 7 = -1 - 7 = -8$

Denominator:
= $2 - 3 \times 2 = 2 - 6 = -4$

$\frac{Numerator}{Denominator}\; = \frac{-8}{-4}\; = 2$
raphael answered the question on January 26, 2017 at 11:31

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