Question

If $x=2,y=5andz=4$ Find the value of:
(i) $\frac{x}{2x^2}$

(ii) $\frac{xz}{yz}$

(iii) $z^x$

(iv) $y^x$

Answer 1

(i) $\frac{x}{2x^2}=\frac{1}{2x}=\frac{1}{2\left(2\right)}=\frac{1}{4}$

(ii) $\frac{xz}{yz}=\frac{x}{y}=\frac{2}{5}$

(iii) $z^x=4^2=16$

(iv) $y^x=5^2=25$