Wednesday, December 4, 2019

Trigonometry

HELLO ,
STUDENTS;
          [TRIGONOMETRY]

The term "trigonometry" was derived from Greek word trigōnon means, "triangle" and  metron means, "measure".

"Trigonometry maybe defined as the measuring of triangles."
As shown above in the fig.
Suppose a ∆ ABC in which angle B=90° and angle C=theta.
Now below you see the some basic rules of TRIGONOMETRY.

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Give an example of bounded sequence which is not convergent.

 The bounded sequence which is not convergent. Sn=(–1)^n        = 1 ,if n is even       = -1 ,if n is odd