Answer:
186-I just took the test and the first one is right.
Step-by-step explanation:
Replace x with 3 in both equations,then multiply the answers:
f(x)=x+3
f(3)=3+3
f(3)=6
g(x)=12x-5
g(3)=12(3)-5
g(3)=36-5
g(3)=31
6*31=186
Hope this helps :)
186-I
Replace x with 3 in both equations, then multiply the answers:
f(x)=x+3
f(3)=3+3
f(3)=6
g(x)=12x-5
g(3)=12(3)-5
g(3)=36-5
g(3)=31
6*31=186
To find the area of a rectangle, we multiply the length of the rectangle by the width of the rectangle.
The area of a rectangle (A) is the product of its length 'a' and width or breadth 'b'. So, Area of Rectangle = (a × b) square units.
Learn more about the area of the rectangle at
https://brainly.com/question/25292087
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