NCERT 2022 | संबंध एवं फलन - L7 | relation and function | Class 11 गणित | Jitendra Sir | 10 AM |

Class 12 Maths | Chapter 1 | संबंध एवं फलन | Important Questions | Quick Revision

NEET 2020 - Revision In 60 Days | NCERT Class 11 Chapter 7 Structural Organisation of Animals Part -1 | NEET Biology

Which of the following relations are functions? Give reasons. If it is a function, determine its domain and range. (i) {(2,1),(5,1),(8,1),(11,1),(14,1),(17,1)} (ii) {(2,1),(4,2),(6,3),(8,4),(10,5),(12,6),(14,7)} (iii) {(1,3),(1,5),(2,5)}

Which of the following relations are functions? Give reasons. If it is a function, determine its domain and range: (i) {(2,1), (3,1),(4,2)} (ii) {(2,2),(2,4),(3,3),(4,4)} (iii) {(2,1),(5,1),(8,1),(11,2),(14,2),(17,2)} (iv) {(1,2),(2,3),(3,4),(4,5),(5,6),(6,7)} (v){(2,1),(4,2),(6,3),(8,4),(10,5)} (vi) {(1,2),(2,3),(3,4),(3,5),(3,7),(4,8)}

Acids,Bases and pH - Class 10 Science | 7 PM Master Class By Vipin Sir

which of the following relation are functions and give reason if it is a function determine its domain and range {(2,1),(4,2),(6,3),(8,4),(10,5),(12,6),(14,7)}

There are twelve friends A, B, C, D, E, F, G, H, I, J, K and L who invested money in some business in the ratio of 1 : 2 : 3 : 4: 5 : 6 : 7 : 8 : 9 : 10 : 11 : 12 and the duration for which they invested the money is in the ratio of 12 : 11 : 10 : 9 : 8 : 7 : 6 : 5 : 4 : 3 : 2 : 1 respectively. Who will get the maximum profit at the end of the year ?

Which of the following sentences are statements? In case of a statement mention whether it is true or false. (i) The sun is a star. (ii) sqrt(7) is an irrational number. (iii) The sum of 5 and 6 is less than 10. (iv) Go to your class. (v) Ice is always cold. (vi) Have you ever seen the Red Fort? (vii) Every relation is a function. (viii) The sum of any two sides of a triangle is always greater than the third side. (ix) May God bless you!

The distance (in km) of 40 engineers from their residence to their place of work were found as follows: 5 3 10 20 25 11 13 7 12 31 19 10 12 17 18 11 32 17 16 2 7 9 7 8 3 5 12 15 18 3 12 14 2 9 6 15 15 7 6 12 Construct a grouped frequency distribution table with class size 5 for the data given above taking the first interval as 0-5 (5 not included). What main features do you observe from this tabular representation?

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