Simplify
Group 2 - 2018
B.
Group 1 - 2019
C.
Simplify the following
x2-2x+4
x2+2x+4
x2-2x-4
x2+2x-4
B. x2+2x+4
Simplify :
m2
D.
If 3a + 4b = 22, 8a - 5b = -4, then the value of (a+b)2 = ?
36
72
25
49
A. 36