7 * 9 = 63
add four 0's from 700 and 900
630,000
Answer:
202000''
Step-by-step explanation:
(20*100*100)+(20*100)
200000+2000
202000
Answer:
Step-by-step explanation:
4a² b³ * (9a⁴b² - 4a² + 3) = 4a²b³ * 9a⁴b² - 4a²b³*4a² + 4a²b³*3
= 36a²⁺⁴ b³⁺² -16a²⁺²b³ + 12a²b³
= 36a⁶b⁵ - 16a⁴b³ + 12a²b³
