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Maths CBSE Live product
Class 10 (2025-26)
Introduction to trigonometry
Annual Revision IV -Introduction to trigonometry
6.
PYQ - Find the value
Question:
3
m.
3
tan
45
°
.
sec
30
°
.
tan
60
°
1
−
sin
2
30
°
\(=\)
The value of given expression is
Answer variants:
−
1
\(\frac{1}{6}\)
\(0\)
8
\(1\)
\(\frac{\sqrt{5}}{2}\)
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