Answer:
I can't see the picture
Step-by-step explanation:
Answer:
It represents both the positive and the negative square root of 256.
Step-by-step explanation:
16*16=256
-16*-16=256
They are both valid answers.
Answer:
y=(x-4)²
Step-by-step explanation:
(a-b)²=a²-2ab+b²
(x-4)²=x²-2×x×4+4²
(x-4)²=x²-8x+16
Answer:
19+12 = 31 pieces
Step-by-step explanation: