Question

Plsss i need this ASAP i will give 30 points

Find the LCM for each pair of numbers.
7. 4,9
8. 3,6
9. 8,10
10. 3,5
11. 12,5
12. 4,11

Answer 1

see below

Explanation:

7. 4=2^2, 9=3^2, 9*4=36, lcm =36

8. 3=3, 6=3*2, 3*2=6, lcm=6

9. 8=2^3, 10=2*5, 2^3*5=40, lcm = 40

10. 3=3, 5=5, 3*5=15, lcm = 15

11. 12=2^2*3, 5=5, 12*5=60, lcm = 60

12. 4=2^2, 11=11, 4*11=44, lcm =44