Trigonometric Ratios CBSE NCERT Solutions Chapter 8 Exercise 8.1 Question 8
8. If 3 cot A = 4, check whether (1-
) / (1+
) =
or not.
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Trigonometric Ratios CBSE NCERT Solutions Chapter 8 Exercise 8.1 Question 8
8. If 3 cot A = 4, check whether (1-
) / (1+
) =
or not.
Trigonometric Ratios CBSE NCERT Solutions Chapter 8 Exercise 8.1 Question 7
7. If cot
, evaluate:
(i) (1+sin
) (1-sin
) /(1+cos
)(1- cos
)
(ii)
Trigonometric Ratios CBSE NCERT Solutions Chapter 8 Exercise 8.1 Question 6
6. If
and
are acute angles such that cos A = cos B, then show that
=
.
Trigonometric Ratios CBSE NCERT Solutions Chapter 8 Exercise 8.1 Question 5
5. Given sec
=
. Calculate all other trigonometric ratios.
Trigonometric Ratios CBSE NCERT Solutions Chapter 8 Exercise 8.1 Question 4
4. Given 15 cot A = 8, find sin A and sec A.