Given log2x=a\log_2 x = alog2x=a and log2y=b\log_2 y = blog2y=b, express log4(x2y)\log_4(x^2 y)log4(x2y) in terms of aaa and bbb.
a+b/2a + b/2a+b/2
2a+b2a + b2a+b
a+2ba + 2ba+2b
a/2+b/2a/2 + b/2a/2+b/2