133,563 views
6 votes
6 votes
Simplify:


(1 + {2 √(3) }^(2) ) - (1 - {2 √(3) }^(2) )
Pls help solve this also​

User Luan D
by
3.2k points

2 Answers

17 votes
17 votes
Answer: 12

step-by - step
( 1+2 radical 9 ) - ( 1-2 radical 9)
1+2*3 - ( 1-2*3 )
1+6 - ( 1-6)
1+6- -5
7+5
12
User Gsempe
by
3.1k points
16 votes
16 votes

Answer:

12

Explanation:

[1+(2×3)]-[1-(2×3)]

[1+6]-[1-6]

12

User Materialdesigner
by
3.4k points
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