Answer:
Step-by-step explanation:
2x2x2x7 = 8 * 7 = 56
2x2x5x5 = 4 * 25 = 100
2x2x2x2x3x3 = 16 * 9 = 144
All you need to do is group the same numbers together until you come to a new prime 2^3 = 8. then multiply by 7
2^2 * 5^2 = 4 * 25 = 100
2^4 * 3^2 = 16 * 9 = 144
