If a questiong does not tell you to answer in terms of pi do you round

Will give let f(x)=2x and g(x)=[tex]2^{x}[/tex] graph the functions on the same coordinate plane. what are the solutions to the equation f(x)=g(x) ? enter your answers in the boxes x=[? ] or x=[? ]

Let f(x) = 5/x and g(x)=2x2+5x. what two numbers are not in the domain of f o g

Write an inequality for this sentence the quotient of a number and -5 increased by 4 is at most 8