Plz solve this question
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Answered by
1
since
p=2-√3,
then
1/p =2+√3,
hence
p²-1/p² =(2-√3)² - (2+√3)²,
p² - 1/p² = (4+3-4√3) - (4+3+4√3),
=7-4√3-7-4√3,
=-8√3
p=2-√3,
then
1/p =2+√3,
hence
p²-1/p² =(2-√3)² - (2+√3)²,
p² - 1/p² = (4+3-4√3) - (4+3+4√3),
=7-4√3-7-4√3,
=-8√3
Answered by
0
p = 2-
so,
or,
∴
or,
∴Thus, the answer is
PJRStudies:
dont notice the A's .
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