a$)4^2^3$

b$)4^(2^3)$

c$)(4^2)^3$

d$)(-1+2+3)*5-2/3$

$3$

e$)$ cos$($pi$/3)$

f$)$ exp$($sin$($ pi$/2))$

g$)$ round$(-12/5)+6$

h$)$ ceil $(-12/5)+6$

i$)$ floor $(-12/5)+6$

$17.$ Repeat question $16$ using Excel. $[$Note: the necessary Excel functions have very similar names to the

ones used in MATLAB