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mehakNewbie

Asked: June 14, 2023In: CBSE

1. Verify that the numbers given alongside the cubic polynomials below are their zeroes. Also, verify the relationship between the zeros and coefficients in each of the following cases: (i) f(x) = 2×3 + x2 – 5x + 2; 1/2, 1, -2

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Explain the working of this question What does it mean to explain the relationship between zeroes and coefficients class 10th polynomials 2nd ...Read more

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mehakNewbie

Asked: June 28, 2023In: CBSE

Find the roots of the following quadratic equations (if they exist) by the method of completing the square. 1. x2 – 4√2 x + 6 = 0

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Explain, how did we split the number in the equation. How to prove? Class 10th, Statistics, Rd sharma, Mathematics.

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mehakNewbie

Asked: July 31, 2023In: CBSE

16. A copper sphere of radius 3 cm is melted and recast into a right circular cone of height 3 cm. Find the radius of the base of the cone.

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Explain the question using, formulas given in the chapter. Class 10th, Cbse, RD Sharma, Surface area and volumes.

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deepaksoniGuru

Asked: March 10, 2021In: ICSE

A company pays a dividend of 15% on its ten-rupee shares from which it deducts income tax at the rate of 22%. Find the annual income of a man who owns one thousand shares of this company?

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question from the book -ML aggarwal( avichal publication)class 10th , chapter3, shares and dividends what we have been is given that ...Read more

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deepaksoniGuru

Asked: March 11, 2021In: ICSE

A vertical tower is 20 m high. A man standing at some distance from the tower knows that the cosine of the angle of elevation of the top of the tower is 0.53. How far is he standing from the foot of the tower?

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sir this is the question from the book -ML aggarwal( avichal publication) class 10th , chapter20 , heights and distancesRead more

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deepaksoniGuru

Asked: March 15, 2021In: ICSE

Without using trigonometric tables, evaluate the following (6 to 10): 6. (i) cos2 26o + cos 64o sin 26o + (tan 36o/ cot 54o) (ii) (sec 17o/ cosec 73o) + (tan 68o/ cot 22o) + cos2 44o + cos2 46o

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This question is from the Book- ML Aggarwal Board- ICSE Publication- Avichal Chapter- Trigonometric Identities Chapter number-18 This ques has ...Read more

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deepaksoniGuru

Asked: March 16, 2021In: ICSE

Saloni deposited Rs 150 per month in a bank for 8 months under the Recurring Deposit Scheme. ‘What will be the maturity value of his deposit if the rate of interest is 8% per annum ?

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This is an important question from the Book- ML Aggarwal Board- ICSE Publication- Avichal Chapter- Bankin8 Chapter number-2 This question ...Read more

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1. Verify that the numbers given alongside the cubic polynomials below are their zeroes. Also, verify the relationship between the zeros and coefficients in each of the following cases: (i) f(x) = 2×3 + x2 – 5x + 2; 1/2, 1, -2

Find the roots of the following quadratic equations (if they exist) by the method of completing the square. 1. x2 – 4√2 x + 6 = 0

16. A copper sphere of radius 3 cm is melted and recast into a right circular cone of height 3 cm. Find the radius of the base of the cone.

A company pays a dividend of 15% on its ten-rupee shares from which it deducts income tax at the rate of 22%. Find the annual income of a man who owns one thousand shares of this company?

A vertical tower is 20 m high. A man standing at some distance from the tower knows that the cosine of the angle of elevation of the top of the tower is 0.53. How far is he standing from the foot of the tower?

Without using trigonometric tables, evaluate the following (6 to 10): 6. (i) cos2 26o + cos 64o sin 26o + (tan 36o/ cot 54o) (ii) (sec 17o/ cosec 73o) + (tan 68o/ cot 22o) + cos2 44o + cos2 46o

Saloni deposited Rs 150 per month in a bank for 8 months under the Recurring Deposit Scheme. ‘What will be the maturity value of his deposit if the rate of interest is 8% per annum ?