Answer:
5.5
Step-by-step explanation:
A. (6x + 7)(6x - 7)
use difference of squares, which says a^2 - b^2 =(a+b)(a-b)
take the square roots of the two numbers, 6x and 7, and use them as a and b
it simple a+b=ab
bc=bc+c
hope it helps
5x-2y
Step-by-step explanation: u multiply
208
multiply 52 x 4 = 208
