(4p – 3q) (2p + 7q) TOLONG DIJAWAB YAH…

4p(2p + 7q) -3q(2p + 7q)
8p² + 28pq -6pq -21q²
8p² + 22pq -21q²

=(4p-3y)(2p+7q)
=8p²+28pq-6pq-21q²
=8p²+22pq-21q²