CBSE BOARD X, asked by arpan97darjee, 1 day ago

Q19. The value of 1- tan230 is a. 1/3 b. 2/3 c. 2 d. 12

Answers

Answered by MedhaviJain1303

0

Answer:

b. 2/3

1 - tan^2 30

1- (1/ under root 3)^2

1-1/3

2/3

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