Answer:
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Step-by-step explanation:
Well first we have to add 7/12 and 3/4 together which is 7/12+3/4=4/3. Now we have to reduce that to simplest form. Which would be 1 1/3 is 7/12+3/4 in simplest form!
The fourth option is correct.
See the attached image. The red cylinder represents a washer formed by the described revolution. Its volume is

so when we integrate, we take
