Answer :

Given that series S = 1 + 2 + 3 + 4 + 5… + 45, it has n = 45 terms and to find the sum S.


Formula for sum of first n numbers is


S =




45x23


= 1035


The sum S = 1 + 2 + 3 + … + 45 = 1035


Rate this question :

How useful is this solution?
We strive to provide quality solutions. Please rate us to serve you better.
Related Videos
Resistors in SeriesResistors in SeriesResistors in Series33 mins
Resources and Development RevisionResources and Development RevisionResources and Development Revision28 mins
Cube and CuboidCube and CuboidCube and Cuboid41 mins
History - Concept and QuestionsHistory - Concept and QuestionsHistory - Concept and Questions57 mins
Heights and Distances-IHeights and Distances-IHeights and Distances-I45 mins
Sphere and HemisphereSphere and HemisphereSphere and Hemisphere16 mins
Right Circular Cone And FrustumRight Circular Cone And FrustumRight Circular Cone And Frustum43 mins
Corrosion: Types, Pros and ConsCorrosion: Types, Pros and ConsCorrosion: Types, Pros and Cons41 mins
Right Circular CylinderRight Circular CylinderRight Circular Cylinder45 mins
Magnetic Field of Circular ConductorMagnetic Field of Circular ConductorMagnetic Field of Circular Conductor41 mins
Try our Mini CourseMaster Important Topics in 7 DaysLearn from IITians, NITians, Doctors & Academic Experts
Dedicated counsellor for each student
24X7 Doubt Resolution
Daily Report Card
Detailed Performance Evaluation
caricature
view all courses
RELATED QUESTIONS :

If 1 + 2 + 3 + . Tamil Nadu Board - Math

Find the sum of tTamil Nadu Board - Math

Find the sum of tTamil Nadu Board - Math

Find the value ofTamil Nadu Board - Math

Find the value ofTamil Nadu Board - Math

Find the sum of tTamil Nadu Board - Math

Find the sum of tTamil Nadu Board - Math

Find the sum of tTamil Nadu Board - Math

Find the total arTamil Nadu Board - Math

If 13<Tamil Nadu Board - Math