Multiply:
(0.8a – o.5b) × (1.5a – 3b)
= 0.8a (1.5a – 3b) – 0.5b (1.5a – 3b)
= 1.2a2 – 2.4ab – 7.5ab + 1.5b2
= 1.2a2 – 9.9ab + 1.5b
AI is thinking…
Couldn't generate an explanation.
Generated by AI. May contain inaccuracies — always verify with your textbook.
