A and b find volume and the total surface
1 answer:
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Answer:
The correct answer is option 3. (20, 4, 5)
Step-by-step explanation:
To solve this problem we use the substitution method.
(i)
(ii)
(iii)
We start by clearing x in (iii) and clearing y in (ii).
(iii)
(ii)
Now we substitute (iii) in (ii)
(iv)
Now we substitute (iii) and (iv) into (i) and clear z.
(v)
If (v)
We substitute (v) in (iii) and then substitute (v) in (iv)
The correct answer is option 3.
