Notice that both A and B are multiplied by (1/2).
Thus, the given expression can be re-written as [(1/2)(A+B)]^2.
Square the (1/2) and the (A+B) separately, and then multiply together the resulting squares:
(1/4)(A^2 + 2AB + B^2)
12x^4-4x/ 4
3x^4-x
X(3x^3-1)
Hope it’s help you
Answer:

Step-by-step explanation:





6.1/5 is bigger because 100÷5=20
7.1% of 40=0.4 × 20= 8 40+8 = 48
8=??
Hope this helps
Answer:
3rd integer:n+2
Step-by-step explanation: