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Deepak BoraNewbie

Asked: July 10, 2020In: CBSE

Trigonometric formula… Prove that : Sin² A=1-cos²A

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Prove this standard trigonometric identity: Sin² A=1-cos²A

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Deepak BoraNewbie

Asked: July 24, 2020In: CBSE

Find the zeroes of the following quadratic polynomials and verify the relationship between the zeroes and the coefficients.

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NCERT / CBSE QUESTION NO 1 (ii) CHAPTER 2.2 quadratic polynomials

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Deepak BoraNewbie

Asked: July 26, 2020In: CBSE

Find the zeroes of the quadratic polynomial 7y² – 11/3 y – 2/3 and verify the relationship between the zeroes and the coefficients.

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CBSE 10th Class past year question paper Year 2019 SET 1, Code Number- 30/2/1 Question number – 21 (b)

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Deepak BoraNewbie

Asked: July 30, 2020In: CBSE

The probability of an event that is sure to happen, is ‘_______’

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CBSE 10th Class Mathematics Past year question paper Year 2020 SET 1, Code Number – 30/5/1 Fill in the blanksRead more

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Deepak BoraNewbie

Asked: July 31, 2020In: CBSE

Use Euclid Division Lemma to show that the square of any positive integer is either of the form 3q or 3q + 1 for some integer q.

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CBSE 10th Class Mathematics Past year question paper Year 2020 SET 1, Code Number – 30/5/1 Question Number – 28Read more

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Deepak BoraNewbie

Asked: August 2, 2020In: CBSE, ICSE

Find the value of x for which (x + 2), 2x, (2x + 3) are three consecutive terms of an AP.

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An Important question based on Arithmetic progression Chapter of R.S Aggarwal book for ICSE & CBSE Board. Here you have ...Read more

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Deepak BoraNewbie

Asked: August 5, 2020In: CBSE

A toy is in the form of a cylinder with hemispherical ends. If the whole length of the toy is 90 cm and its diameter is 42 cm, then find the cost of painting the toy at the rate of 70 paise per sq cm.

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In the given problem a toy is in the form of a cylinder with hemispherical ends for that to find ...Read more

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Trigonometric formula… Prove that : Sin² A=1-cos²A

Find the zeroes of the following quadratic polynomials and verify the relationship between the zeroes and the coefficients.

Find the zeroes of the quadratic polynomial 7y² – 11/3 y – 2/3 and verify the relationship between the zeroes and the coefficients.

The probability of an event that is sure to happen, is ‘_______’

Use Euclid Division Lemma to show that the square of any positive integer is either of the form 3q or 3q + 1 for some integer q.

Find the value of x for which (x + 2), 2x, (2x + 3) are three consecutive terms of an AP.

A toy is in the form of a cylinder with hemispherical ends. If the whole length of the toy is 90 cm and its diameter is 42 cm, then find the cost of painting the toy at the rate of 70 paise per sq cm.