13
If A = {3, 5, 7, 9, 11}, B = {7, 9, 11, 13}, C = {11, 13, 15} and D = {15, 17}; find
13
Oct
If A = {3, 5, 7, 9, 11}, B = {7, 9, 11, 13}, C = {11, 13, 15} and D = {15, 17}; find 11 13 15} and D = {15 17}; find 5 7) 9 B (7 C = {11 If A = {3 October 13, 2021 Category: Chapter 1 - Sets , [...]
93. The marks obtained (out of 20) by 30 students of a class in a test are as follows: 14, 16, 15, 11, 15, 14, 13, 16, 8, 10, 7, 11, 18, 15, 14, 19, 20, 7, 10, 13, 12, 14, 15, 13, 16, 17, 14, 11, 10, 20. Prepare a frequency distribution table for the above data using class intervals of equal width in which one class interval is 4 –8 (excluding 8 and including 4).
12
Jul
93. The marks obtained (out of 20) by 30 students of a class in a test are as follows: 14, 16, 15, 11, 15, 14, 13, 16, 8, 10, 7, 11, 18, 15, 14, 19, 20, 7, 10, 13, 12, 14, 15, 13, 16, 17, 14, 11, 10, 20. Prepare a frequency distribution table for [...]
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20. Prepare a frequency distribution table for the above data using class intervals of equal width in which one class interval is 4 –8 (excluding 8 and including 4). ,
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93. The marks obtained (out of 20) by 30 students of a class in a test are as follows: 14 ,
The electronic configuration of chromium (z = 24 ) is (a) 2, 8 , 14 (b) 2, 8 , 8 , 6 (c) 2, 8 , 12 , 2 (d) 2, 8, 13 , 1
29
Nov
The electronic configuration of chromium (z = 24 ) is (a) 2, 8 , 14 (b) 2, 8 , 8 , 6 (c) 2, 8 , 12 , 2 (d) 2, 8, 13 , 1 -12 +6 (c) +2 1 13 14 (b) 2 2 (d) 2 8 The electronic configuration of chromium (z = [...]
How many terms of the AP: -15, -13, -11,— are needed to make the sum -55? Explain the reason for double answer.
23
Nov
How many terms of the AP: -15, -13, -11,— are needed to make the sum -55? Explain the reason for double answer. — are needed to make the sum -55? Explain the reason for double answer. 11 13 How many terms of the AP: -15 November 23, 2020 Category: Chapter 5 - Arithmetic Progressions , [...]
Find whether 55 is a term of the AP: 7, 10, 13,— or not. If yes, find which term it is.
23
Nov
Find whether 55 is a term of the AP: 7, 10, 13,— or not. If yes, find which term it is. — or not. If yes 10 13 Find whether 55 is a term of the AP: 7 find which term it is. November 23, 2020 Category: Chapter 5 - Arithmetic Progressions , Maths , [...]
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— or not. If yes ,
10 ,
13 ,
Find whether 55 is a term of the AP: 7 ,
find which term it is. ,
Tell whether the statement is true or false: (iii) The median is always one of the numbers in a data. (iv) The data 6, 4, 3, 8, 9, 12, 13, 9 has mean 9.
07
Oct
Tell whether the statement is true or false: (iii) The median is always one of the numbers in a data. (iv) The data 6, 4, 3, 8, 9, 12, 13, 9 has mean 9. -12 13 3% 4 8 9 9 has mean 9. Tell whether the statement is true or false: (iii) The median [...]
Find the area of the triangle whose vertices are (-5,-1)(3,-5)(5,2)
05
Oct
Find the area of the triangle whose vertices are (-5,-1)(3,-5)(5,2) -5)(5 13 2 Find the area of the triangle whose vertices are (-5 October 5, 2020 Category: Chapter 7 - Coordinate Geometry , Maths , NCERT Class 10 ,
Find the 20th term from the last term of the A.P. 3, 8, 13, …, 253.
04
Oct
Find the 20th term from the last term of the A.P. 3, 8, 13, …, 253. ... 13 253. 8 Find the 20th term from the last term of the A.P. 3 October 4, 2020 Category: Chapter 5 - Arithmetic Progressions , Maths , NCERT Class 10 ,
Find the number of terms in each of the following APs: 18,15 1/2,,13,…..,-47
04
Oct
Find the number of terms in each of the following APs: 18,15 1/2,,13,…..,-47 -47 ..... 13 15 1/2 Find the number of terms in each of the following APs: 18 October 4, 2020 Category: Chapter 5 - Arithmetic Progressions , Maths , NCERT Class 10 ,
Find the number of terms in each of the following APs: 7,13,19,….,205
04
Oct
Find the number of terms in each of the following APs: 7,13,19,….,205 .... 13 19 205 Find the number of terms in each of the following APs: 7 October 4, 2020 Category: Chapter 5 - Arithmetic Progressions , Maths , NCERT Class 10 ,