I'm guessing you mean a^2? if so then,
a^2+28a+27=
(a+1)(a+27)
Answer:
Step-by-step explanation:
I think B if not type 1/3 pi 6 squared and add 6.71 or something with the 6.71
Answer:
4Z+16-Z²
Step-by-step explanation:
Given that,
D = Z+6
C = -2 + Z - Z²
We need to find the value of 3D+C.
So,
3D+C = 3(Z + 6)+(-2 + Z - Z²)
= 3Z+18-2+Z-Z²
= 4Z+16-Z²
So, the required expression is 4Z+16-Z².