Question

please answer this question​

Answer 1

Step-by-step explanation:

Given Question :-

8√2-4√75

Correct Question :-

8√3 - 4√75

Solution :-

Given that :

8√3 - 4√75

75 can be written as 3×5×5

=> 8√3 -4√(3×5×5)

=> 8√3-4×5√3

=> 8√3-20√3

=> (8-20)√3

=> -12√3

Answer:-

8√3 - 4√75 = -12√3

Note :-

In 8√2-4√75 the two terms 8√2 and 4√75 = 20√3 are unlike surds.

So answer is 8√2-20√3

We add or subtract like surds