Respuesta :
Answer: The volume is the sum of all the areas of the cross-sections.
The Area is the area of an equilateral triangle, where the length of the base is distance from curve 'x^2 + 1' and x-axis.
The height of an equilateral triangle is
Therefore Area of triangle is:
Now integrate to find Volume
Step-by-step explanation:
Step-by-step explanation:
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