8th Class
Mathematics
Sample Paper
Maths Olympiad Model Test Paper-15
question_answer
The value of \[\left( 5\,{{a}^{6}} \right)\times \left( -10\,a{{b}^{2}} \right)\times \left( 2.1\,{{a}^{2}}\,{{b}^{3}} \right)\] for \[a=1\] & \[b=\frac{1}{2}\] is: