Question

Find the LCM of 40a2b and 48ab4.​

Answer 1

Explanation:

40a²b = 2* 2 * 2 * 5 * a² * b = 2³ * 5 * a² * b

48ab⁴ = 2 * 2 * 2 * 2 * 3 * a *b⁴ = 2⁴ * 3 * a * b⁴

LCM = 2⁴ * 3 * 5 * a² * b⁴

= 16 * 3 * 5 * a² * b⁴

= 240a²b⁴