Reflection. A reflection is what appears to be the same distance from the other side of the mirror.
Answer:
x= -3
Step-by-step explanation:
-a²-3b³+c²+2b³-c²
= -(3)² - (3×2)³ + (-3)² + (2 × 2)³ - ( -3)²
= 9 - 24 + 9 + 16 - 9
= 1
answer is 1.
a)5
b)17
c) ?
