rd sharma class 10th Archives - Page 3 of 7

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mehakNewbie

Asked: July 10, 2023In: CBSE

5. Two unbiased dice are thrown. Find the probability that the total of the numbers on the dice is greater than 10.

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Explain this probability question and tell us how it is being answered here using formula. Rd Sharma Class 10th Cbse, PROBABILITY.

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mehakNewbie

Asked: July 10, 2023In: CBSE

4. A and B throw a pair of dice. If A throws 9, find B’s chance of throwing a higher number

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Explain this probability question and tell us how it is being answered here using formula. Rd Sharma Class 10th Cbse, PROBABILITY.

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mehakNewbie

Asked: July 10, 2023In: CBSE

3. Three coins are tossed together. Find the probability of getting: (i) exactly two heads (ii) at most two heads (iii) at least one head and one tail (iv) no tails

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Explain this probability question and tell us how it is being answered here using formula. Rd Sharma Class 10th Cbse, PROBABILITY.

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mehakNewbie

Asked: July 10, 2023In: CBSE

2. A die is thrown. Find the probability of getting: (i) a prime number (ii) 2 or 4 (iii) a multiple of 2 or 3 (iv) an even prime number (v) a number greater than 5 (vi) a number lying between 2 and 6

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Explain this probability question and tell us how it is being answered here using formula. Rd Sharma Class 10th Cbse, PROBABILITY.

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mehakNewbie

Asked: July 10, 2023In: CBSE

1. The probability that it will rain tomorrow is 0.85. What is the probability that it will not rain tomorrow?

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Explain this probability question and tell us how it is being answered here using formula. Rd Sharma Class 10th Cbse, PROBABILITY.

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mehakNewbie

Asked: June 28, 2023In: CBSE

3. In the following, determine the set of values of k for which the given quadratic equation has real roots: (i) 2×2 + 3x + k = 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: June 28, 2023In: CBSE

Find the roots of the following quadratic equations (if they exist) by the method of completing the square. 3. 3×2 + 11x + 10 = 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: June 28, 2023In: CBSE

4. Find the roots of equation 9×2 – 3x – 2 = 0.

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

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mehakNewbie

Asked: June 28, 2023In: CBSE

2. In each of the following, determine whether the given values are solutions of the given equation or not: (i) x2 – 3x + 2 = 0 , x = 2 , x = – 1

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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: June 28, 2023In: CBSE

2. In each of the following, determine whether the given values are solutions of the given equation or not: (v) 2×2 – x + 9 = x2 + 4x + 3, x = 2, x = 3

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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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