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

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Luan D asked Feb 5, 2023

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6 votes

Simplify:

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

Mathematics
high-school

Luan D asked Feb 5, 2023

by Luan D

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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

Gsempe answered Feb 5, 2023

by Gsempe

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16 votes

Answer:

Explanation:

[1+(2×3)]-[1-(2×3)]

[1+6]-[1-6]

Materialdesigner answered Feb 11, 2023

by Materialdesigner

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