The given function f(x) = 6x + 7.
The value of function f(3)
Substitute value in above function.
f(3) = 6(3) + 7
= 18 + 7 (Multiply: )
= 11 (Add: )
The value of f(3) = 11.
![\"\"](\"/userfiles/image/steps_images/step1.JPG\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=90a2dffa4cf28836c23bfcd658a94d29.png\")
3)![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=53e87176bd39d1ccbfdad4cce99f0e81.png\")
in above function.![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=90a2dffa4cf28836c23bfcd658a94d29.png\")
3) = 6(3) + 718 + 7 (Multiply: ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=5fd215b1f78876a756ee437af0b429e7.png\")
) 11 (Add: ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=db2bb5c2a0b27688081bc7140fa5d432.png\")
)![\"\"](\"/userfiles/image/steps_images/solution.JPG\")
3) = 11.