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Question 971946:
Answer by farohw(175) About Me  (Show Source):
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To find the range of f(g)=3g-5 for the domain (-1.5,2,4):

f(g)=3g-5
f(-1.5)=3*(-1.5)-5
f(-1.5)= -4.5 - 5
f(-1.5)= -9.5

f(g)=3g-5
f(2)=3*(2)-5
f(2)=6-5
f(2)=1

f(g)=3g-5
f(4)=3*(4)-5
f(4)=12-5
f(4)=7

Therefore, the range is {-9.5, 1, 7}.