3.subtraction of functions: f (x) = -5x2 +27x + 111 ; g (x) = -17x2 + 23x - 15 4.multiplications of functions: f (x) = -5x2 + 4x + 12 ; g (x) =6x-4
5. dividisiona of functions: f (x) = x2 + 8x ; g (x) = x

What are the domain and range of the function f(x)=2^x+1

Ntriangle abc, m∠a = 35° and m∠b = 40°, and a=9. which equation should you solve to find b?

Me its important ! marge runs an ice cream parlor. her speciality is triple chocolate sundaes. she can prepare 1 sundae every 2 minutes, and she earns $1.20 for each sundae she makes . if she just makes sundaes for a single shift of at most 4 hours and at least 2 hours , which function relates her earnings to the number of minutes she works?