using c$++$

Q$1.$

One of the students wants to draw functions :

$f(x)=e^{x,}g(x)=\sqrt[\phantom{2}]{1-x^2},h(x)=(x+3)(x-1)(x-3)$

Write a program, flowchart and output

Q$2.$ Find sum and List all odd numbers between a and b $($a$,$ b are integers as inputs$).$

write the program, Flowchart, and output