Answer :

Let


Putting


Which implies,


A(x+1)+B(x-2)=2x+5


Now put x+1=0


Therefore, x=-1


A(0)+B(-1-2)=3


B=-1


Now put x-2=0


Therefore, x=2


A(2+1)+B(0)=2×2+5=9


A=3


Now From equation (1) we get,





Rate this question :

How useful is this solution?
We strive to provide quality solutions. Please rate us to serve you better.
Related Videos
Lecture on integration by partial fractionsLecture on integration by partial fractionsLecture on integration by partial fractions62 mins
Important Formulas for Definite IntegrationImportant Formulas for Definite IntegrationImportant Formulas for Definite Integration41 mins
Definite Integral as Limit of a Sum Means ?Definite Integral as Limit of a Sum Means ?Definite Integral as Limit of a Sum Means ?47 mins
Practice Questions on  Definite Integral as Limit of a SumPractice Questions on  Definite Integral as Limit of a SumPractice Questions on Definite Integral as Limit of a Sum47 mins
Practise questions on Formulas for Definite IntegrationPractise questions on Formulas for Definite IntegrationPractise questions on Formulas for Definite Integration36 mins
Fundamental Integration FormulaFundamental Integration FormulaFundamental Integration Formula59 mins
Lecture on Integration by partsLecture on Integration by partsLecture on Integration by parts55 mins
Integration by SubstitutionIntegration by SubstitutionIntegration by Substitution56 mins
Definite Integration | Ready for a quiz?Definite Integration | Ready for a quiz?Definite Integration | Ready for a quiz?50 mins
Differentiability by using first principleDifferentiability by using first principleDifferentiability by using first principle59 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 :

Evaluate the following:

Mathematics - Exemplar

If log |x + 2| + C, then

Mathematics - Exemplar

Find :

Mathematics - Board Papers