( 1 - cos^(4) theta)बराबर है | 10 | बहुवैकल्पिक प्रश्न अधिकोष | MATHS | DAS GUPTA | Doubtnut

#Trigonometry all formulas

`1+cos^2 2theta=2(cos^4 theta+sin^4 theta)`

`1 - sin^(4) theta ` का मान होगा :

If (sin^4 theta /a) + (cos^4 theta /b) =1, show that (sin8 theta /a3) + (cos8 theta / b3) =1/(a+b)3

The value of cos1° cos2° cos3° cos4°…………..…..cos90° is (a) 1 (b) 0 (c) – 1 (d) 2

sin square theta + cos square theta barabar 1 kaise hota hai/sin square theta + cos square theta = 1

all trigonometry formulas of 11th class.#trigonometry #formulas #inandoutfacts #physicswallah

Trigonometry Formulas -2

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If sin theta + sin^2 theta = 1, show that cos^2 theta + cos^4 theta = 1. Trigonometry class 10.

`cos^4A-sin^4A` is equal to

Trigonometry Class 10 | MCQ Trick| Trigonometry Trick | CBSE Board Exam Class 10 #fun #shorts #mcq

sin square theta + cos square theta = 1 How to prove?

sec^(4)theta-sec^(2)theta बराबर है- | 11 | MATHEMATICS (SET-IV) | MATHS | S CHAND | Doubtnut

Trigonometry table trick😱 || जिंदगी भर नी भूलोगे 🔥| Trikonmiti | #shorts #short #shortvideo