Answer :

By laws of exponent,



By using,






Again using,



= 56 – 12= 44


Hence, the value of (7–1 – 8–1)–1 – (3–1 – 4–1)–1 is 44.

Rate this question :

How useful is this solution?
We strive to provide quality solutions. Please rate us to serve you better.
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 :

Express the produNCERT - Mathematics Exemplar

Simplify:

NCERT - Mathematics Exemplar

Out of the four oNCERT - Mathematics Exemplar

Out of the four oNCERT - Mathematics Exemplar

Express 16–2NCERT - Mathematics Exemplar

Express as a poweNCERT - Mathematics Exemplar

Fill in the blankNCERT - Mathematics Exemplar

Fill in the blankNCERT - Mathematics Exemplar

Fill in the blankNCERT - Mathematics Exemplar