Evaluate the exponential expression $x^5$ × $x^4,forx=2$.

Evaluate the exponential expression $x^5$ × $x^4$, for$x=2$.

Evaluate the exponential expression $x^5\times x^4$, for $x=2$

Evaluate the exponential expression $(-b{)}^4\times (-b{)}^5$, for $b=4$. [2 MARKS]

Evaluate the exponential expression $(-m{)}^3\times (-m{)}^2$, for $m=3$. [2 MARKS]