选择题
2022 AMC 8 Problem 2: Diamond Operation
Consider these two operations:
a ◆ b = a² − b²
a ★ b = (a − b)²
What is the output of (5 ◆ 3) ★ 6?
2022年AMC 8题2：钻石操作
考虑这两个操作：
a ◆ b = a² − b²
a ★ b = (a − b)²
(5 ◆ 3) ★ 6 的输出是多少
A.
−20
B.
4
C.
16
D.
100
E.
220