Question

3²/3²+4*18-12=


(6²-1)/7+3*5=


4²-8+(2²-5)

Answer 1

a)$\frac{ 3^{2} }{3^2} +4.18-12=1+72-12=61$

b)$\frac{(6^2-1)}{7+3.5} = \frac{36-1}{7+35} = \frac{35}{42} = \frac{5}{6}$

c)$4^2-8+(2^2-5)=16-8+(4-5)=16-8-1=16-9=7$