Need with mathematics. i can't copy and paste so i screenshot it

1.44

Step-by-step explanation:

1.2×1.2

1.2

1.2

__

24

120

__

144

Add two decimal places: 1.44

1.44

Step-by-step explanation:

1.2^2 = 1.2 * 1.2

1.2 * 1.2 = 1.44

Your just finding the squad route of it. It can also be done the same way when your ^3 or even ^4 since its all timing the same number. Hope this helps out!

5x+40

5(x + 8)

7x - 49

7(x - 7)

18x + 9

9(2x + 1)

15x - 10

5(3x - 2)

step-by-step explanation:

for number one all you have to do is factor 5 out of 5x + 40

for number 2 factor 7 out of 7x - 49

for number three factor 9 out of 18x + 9

for number four factor 5 out of 15x - 10