Question

{QUESTION}
State whether the following are true or false. Justify your answer.,
(i) sin (A + B) sin A + sin B.
(ii) The value of sinθ increases as θincreases.
(iii) The value of cosθ increases as θincreases.
(iv) sinθ= cosθ for all values of q.
(v) cot A is not defined for A = 0°.


{ CLASS 10th} [MATHS]

Answer 1

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(i) sin (A + B) sin A + sin B.

ANS. FALSE

(ii) The value of sinθ increases as θincreases.

ANS.TRUE

(iii) The value of cosθ increases as θincreases.

ANS. FALSE

(iv) sinθ= cosθ for all values of q.

ANS. FALSE

(v) cot A is not defined for A = 0°.

ANS. TRUE

Answer 2

Answer:

1) False

2) True.

3) False

4) False

5) True..

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