bri3lla
bri3lla
Today at 11:08 PM
Mathematics
Answered
1A) Find the inverse of y = 3x - 7.
Answer :
xAznWarfarex
xAznWarfarex
Today at 11:13 PM
f(x) = 3x - 7. you replace Y with f(x) because f(x) is the inverse of y
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Willchemistry
Willchemistry
Today at 11:13 PM
y = 3 x - 7
Solve 3x - 7 = y for x :
3 x - 7 = y
Add 7 to both sides:
3x-7+7=y+7
Refine : 3x = y +7
Divide both sides by 3 :
3 x / 3 = y+7 / 3
Refine : y = y+7 / 3
Subsititute y = x
therefore inverse of y = 3x - 7 is:
x+7 / 3
hope this helps!
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