Evaluate $\int _ { - 1 } ^ { 2 } 5 x ^ { 2 } - 4 x + 6 d x$

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Q2: Which of the following expressions represents

Q3: Find <span class="ql-formula" data-value="\int x

Q4: The producer's surplus at Q = a

Q5: A firm's marginal revenue and marginal cost

Q6: If the investment flow is

Q7: Which of the following represents the

Q8: Which of the following is an

Q10: Find the consumer's surplus at Q =