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Use the functions f (x) = x + 4 and g (x) = 2x - 5 to find the given function.

1 Answer

Step 1:

The functions are and .

Find inverse function of .

Change to .

Interchange and .

Solve for .

Change to .

.

Step 2:

Find inverse function of .

Change to .

Interchange and .

Solve for .

Change to .

.

answered Jan 30, 2015 by Sammi Mentor

Contd...

Step 3:

Find .

.

Solution:

.

commented Jan 30, 2015 by Sammi Mentor

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