How do you find the range of #f(x)=5cos(x + pi) + 3#? Algebra Expressions, Equations, and Functions Domain and Range of a Function 1 Answer Alan P. Apr 15, 2015 #cos(x+pi)# has a range of #[-1,+1]# (because #cos(#anything#)# has a range of #[-1,+1]#) #5cos(x+pi)# has a range of #[-5,+5]# #f(x)=5cos(x+pi)+3 has a range of #[-2,+8]# Answer link Related questions How do you determine if (-1, 4), (2, 8), (-1, 5) is a function? What is the domain for #f(x)=2x-4#? What is the domain and range for (3,1), (1,-4), and (2, 8)? What is the domain and range of a linear function? Is domain the independent or dependent variable? How do you find the domain and range of a function in interval notation? How do you find domain and range of a rational function? How do you find domain and range of a quadratic function? How do you determine the domain and range of a function? What is Domain and Range of a Function? See all questions in Domain and Range of a Function Impact of this question 3522 views around the world You can reuse this answer Creative Commons License