trigonometry NCERT ↑↑↑↑↑

Trigonometry NCERT ↑↑↑↑↑

Given that sinθ + 2cosθ = 1, then prove that 2sinθ – cosθ = 2

NCERT EXEMPLARY QUESTION

Trigonometry --- NCERT ↑↑↑↑

trigonometry -- NCERT ↑↑↑↑

If cosec θ + cot θ = p, then show that cos θ = (p² – 1)/ (p² +1)

NCERT EXEMPLARY QUESTIONS

trigonometry - NCERT ↑↑↑↑

If 1 + sin²θ = 3sinθ cosθ , then prove that tanθ = 1 or ½ 

NCERT  EXEMPLARY QUESTION

Trigonometry - NCERT ↑↑↑↑

If Sin A – Cos A = 0

Then show that Sin⁴A + Cos⁴A = ½ 


NCERT EXEMPLARY QUESTION

Trigonometry - NCERT ↑↑↑↑

If 4tanA = 3, Then find the value of    ^{(4sinA – CosA)}/_{(4sinA + CosA)}

_{NCERT EXEMPLARY QUESTION} 

trigonometry - NCERT ↑↑↑↑

                     

NCERT EXEMPLARY QUESTION

trigonometry ---- NCERT ↑↑↑↑

If Sin A = ½, Cos B = ½, find the value of A+B

Trigonometry - NCERT ↑↑↑↑

If Sin A + Sin²A =1

Find the value of Cos²A + Cos⁴A

NCERT  EXEMPLARY QUESTION

TRIGONOMETRY -- NCERT ↑↑↑↑

Find the value of Tan1^o.tan2^o.tan3^o.......tan89^o

^{NCERT EXEMPLARY QUESTION}

trigonometry - NCERT ↑↑↑↑

If Sin A = ½, find the value of Cot A.

NCERT EXEMPLARY QUESTION 

trigonometry - NCERT ↑↑

If Sin A = a/b, then find Cos A.

NCERT EXEMPLARY QUESTION

25-quadratic Equation -- NCERT ↑↑↑↑↑

                         



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