Question 9
(7y - 3z)^2
(7y - 3z)(7y - 3z)
We now use the FOIL method.
49y^2 -42yz + 9z^2
Question 10
(3b + 2)(3b - 2)
Use FOIL.
9b^2 - 4
Question 11
(6x + 5)(3x + 7)
18x^2 + 42x + 15x + 35
18x^2 + 57x + 35
I just did your homework. What's going to happen when I am not sitting next to you in class? Think about it.
Answer:
6/5 x (x-6)
Step-by-step explanation:
convert the decimal into a fraction
1.2x -7.2
6/5x - 36/5
factor 6/5 from the expression
6/5x (x-6)
44 Rachel earn in 10 hour
