Question

(1 - Cos2A)(1 + tan2A) = tan2A
​

Answer 1

Answer:

tan²A

Step-by-step explanation:

(1-cos²A)(1+tan²A)

(sin²A)(sec²A)

cos²A. 1

____. × _____

cot²A cos²A

1/cot²A

tan²A

MÀRK MÉ ẞRÁÍÑLÍÉST

Answer 2

Answer:

20-30

10

+ _- =11111111111111-

10 -958

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