In Problems 1-2, the demand functions for qA and qB units of two related products, A and B, are given. Complete parts (a)-(e) for each problem. Assume pA and pB are in dollars.
(a) Find the marginal demand of qA with respect to pA.
(b) Find the marginal demand of qA with respect to pB.
(c) Find the marginal demand of qB with respect to pB.
(d) Find the marginal demand of qB with respect to pA.
(e) Are the two goods competitive or complementary?
1.

2.

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9,. 3 400 — Зр, — 2р, 9, 3 250 — 5рд — бр, Чв 9 = 600 – 4p, + 6P, 1200 + 8p, – 4p.