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The total revenue received from the sale of ' ' units of a product is . Then, the actual revenue…
The total revenue received from the sale of '$x$' units of a product is $R(x) = 3x^2 + 36x + 5$. Then, the actual revenue for selling the $10^{\text{th}}$ item will be:
- (a)$27$
- (b)$90$
- (c)$93$
- (d)$33$
Answer
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From ISC 2025 Mathematics Paper 1, question 19(i).