India
Class IX
Factor further expressions with negative and rational powers
Interactive practice questions
Given the least power of $m$m in the following expression is $-2$−2, factorise $7m^{-1}+m^{-2}$7m−1+m−2.
Easy
1min
Given the least power of $x$x in the following expression is $-7$−7, factorise $x^{-7}-9x^{-5}$x−7−9x−5.
Easy
1min
Factorise $2k^{-4}+8k^{-6}$2k−4+8k−6 using the least power of $k$k.
Easy
2min
Factorise $6m^{-6}-12m^{-9}$6m−6−12m−9 using the least power of $m$m.
Easy
1min
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