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| 1. |
2tan2 45° + cos2 30° + 2tan2 45°+ cos2 30 - sin2 60° |
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Answer» Step-by-step explanation: a 1
=5,a 2
=55,a
=555 a 1
a 2
= 5 55
=11, a 2
a 3
= 55 555
= 11 111
∴ a 1
a 2
= a 2
a 3
=2 ∴5,55,555...... is not a GP. |
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