Step-by-step explanation:
step 1. (a + b)(a - b) = a^2 - ab + ab - b^2 = a^2 - b^2.
step 2. this is always a binomial and never a trinomial and hence never a perfect square trinomual.
step 3. answer: never.
Answer:
=64
Step-by-step explanation:
the screenshot if the step by step i made in my notes!! brainliest please?
Answer:
B = 2
Step-by-step explanation:
|b + 4| = 6
b + 4 = 6
b = 6 - 4
b = 2