Question

$(5 + \sqrt{8}) + (3 - \sqrt{2}) - ( \sqrt{2} - 6)$
when simplfeid is :
(a) postive and irrational
(b)negative and iirrational
(c)positive and rational
(d)negative and rational​

Answer 1

Answer:

not understood

Step-by-step explanation:

please I not understood because I am small

Answer 2

Answer:

( c ) positive and rational.

Step-by-step explanation:

$(3 + \sqrt{8} ) + (3 - \sqrt{2} ) - ( \sqrt{2} - 6) \\ = 3 + 2 \sqrt{2 } + 3 - \sqrt{2 } - \sqrt{2} + 6 \\ = 12 + 2 \sqrt{2} - 2 \sqrt{2} \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \:$

= 12 Which is a positive and rational.