The thing you need to remember is that 25% means 0.25 .
That's the whole problem. The rest is easy.
0.25 x 860 = 215
Answer:
-15
Step-by-step explanation:
The last choice is right sure because this is a perfect square trinomial
(4xy -3z)^2 = 16x^2y^2 -24xyz +9z^2
hope this will help you
