Answer:

Step-by-step explanation:

Add the fractions since the denominators are the same.


Simplifying the fraction.


(fg)(x)=f(g(x))=4(g(x))²-5=4(x+3)²-5=4x²+24x+31
Are you add or subtracting
SUBTRACTION
3 1/4- 1 1/4 = 1 3/4
Addition
3 1/4-1 1/4= 4 3/4
Answer:
the answer is solved in the image below.
Step-by-step explanation: