A hint to get started
Simplify fractional indices
Simplify .
CJC · Discussion · Question 8
Factor out y to the power 2/3 and compare the remaining bracket with the denominator.
Read the worked solution
A hint to get started
Simplify y−4/3−1y2/3−y−2/3.
CJC · Discussion · Question 8
Factor out y to the power 2/3 and compare the remaining bracket with the denominator.