introduction to trigonometry ncert Archives

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SonuNewbie

Asked: July 19, 2021In: NCERT Class 10th Maths

Prove the following identities, where the angles involved are acute angles for which the expressions are defined.(x) (1+tan2A/1+cot2A) = (1-tan A/1-cot A)2 = tan2A. Q.5(10)

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SonuNewbie

Asked: July 19, 2021In: NCERT Class 10th Maths

Prove the following identities, where the angles involved are acute angles for which the expressions are defined(ix) (cosec A – sin A)(sec A – cos A) = 1/(tan A+cotA) [Hint : Simplify LHS and RHS separately]. Q.5(9)

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Find the best way to solve this tricky question of ncert class 10 of trigonometry please help me to find ...Read more

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SonuNewbie

Asked: July 19, 2021In: NCERT Class 10th Maths

Prove the following identities, where the angles involved are acute angles for which the expressions are defined.(viii) (sin A + cosec A)2 + (cos A + sec A)2 = 7+tan2A+cot2A .Q.5(8)

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In trigonometry chapter of ncert class 10 what is the best solution of this question please help me to solve ...Read more

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SonuNewbie

Asked: July 19, 2021In: NCERT Class 10th Maths

Prove the following identities, where the angles involved are acute angles for which the expressions are defined.(vii) (sin θ – 2sin3θ)/(2cos3θ-cos θ) = tan θ. Q.5(7)

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What is the best solution of the trigonometry question of class 10 ncert. Find the best way to solve this ...Read more

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SonuNewbie

Asked: July 19, 2021In: NCERT Class 10th Maths

Prove the following identities, where the angles involved are acute angles for which the expressions are defined.(v) ( cos A–sin A+1)/( cos A +sin A–1) = cosec A + cot A, using the identity cosec2A = 1+cot2A .Q.5(5)

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Find the best way to solve the trigonometry question of ncert class 10 its very important question of exercise 8.4 ...Read more

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SonuNewbie

Asked: July 19, 2021In: NCERT Class 10th Maths

Prove the following identities, where the angles involved are acute angles for which the expressions are defined.(iv) (1 + sec A)/sec A = sin2A/(1-cos A) [Hint : Simplify LHS and RHS separately]. Q.5(4)

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SonuNewbie

Asked: July 19, 2021In: NCERT Class 10th Maths

Prove the following identities, where the angles involved are acute angles for which the expressions are defined.(iii) tan θ/(1-cot θ) + cot θ/(1-tan θ) = 1 + sec θ cosec θ [Hint : Write the expression in terms of sin θ and cos θ] Q.5(3)

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Find out the best solution of the question of trigonometry of ncert class 10 .Sir please help me to solve ...Read more

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SonuNewbie

Asked: July 19, 2021In: NCERT Class 10th Maths

Prove the following identities, where the angles involved are acute angles for which the expressions are defined. (ii) cos A/(1+sin A) + (1+sin A)/cos A = 2 sec A .Q.5(2)

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Today i am solving this trigonometry question of ncert of class 10 please help me to find out the best ...Read more

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SonuNewbie

Asked: July 19, 2021In: NCERT Class 10th Maths

Prove the following identities, where the angles involved are acute angles for which the expressions are defined. (i) (cosec θ – cot θ)2 = (1-cos θ)/(1+cos θ). Q.5(1)

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Find the best solution of the exercise 8.4 question no. 5(1) of introduction of trigonometry of ncert class 10 please ...Read more

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SonuNewbie

Asked: July 19, 2021In: NCERT Class 10th Maths

Choose the correct option. Justify your choice. 1+tan2A/1+cot2A = (A) sec2 A (B) -1 (C) cot2A (D) tan2A. Q.4(4)

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How i solve this optional question of ncert class 10 of the chapter intoduction of trigonometry please help me to ...Read more

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