# economics

q = 5,000 - 100p
tc= 10,000 - 10q
plot the demand curve
marginal revenue curve
marginal cost curve
profit maximising price, quantity, and profits

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1. TB

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2. MC=MR UNDER COMPETITIVE MARKET

FIRST DIFFERENTIATED MC = 10
MR=5000-0.02Q
MC=MR THEN EQUAL FIND Q
10=5000-0.02Q
Q=2000UNITS
P=5000-0.01Q WHEN Q=2000 SUBSTITUTE
P=K30
PROFIT=TR-TC
P=K30000

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