单项选择题

For what value of x is 8^2x-4 = 16^x？（）

A.2
B.3
C.4
D.6
E.8

<上一题目录下一题>

热门试题

单项选择题

If x and y are integers such that x3 = y2, which of the following could not be the value of y？（）

A.-1
B.1
C.8
D.16
E.27

单项选择题

In the figure below, three circles of radius 1 are tangent to one another. What is the area of the shaded region between them（）

A.A
B.B
C.C
D.D
E.E

相关试题