Answer:

Step-by-step explanation:
Substitute x = g(x) into f(x) , that is
f(g(x))
= f(8x - 13)
= 
= 
Really night what's the problem
<u>Answer-</u>

<u>Solution-</u>
The dimensions of the cuboid is, 80×80×140 cm
So, its volume will be
cm³
The dimensions of the cylinder is, radius = 40cm, height = 70cm
So, its volume will be
cm³
Total volume,

As we know,




Answer:
18 times
Step-by-step explanation:
Answer:
68m squared or the first option
Step-by-step explanation: