Answer:
see explanation
Step-by-step explanation:
Consider
x² = 64 ( take the square root of both sides )
x = 8 , x = - 8 ← are the critical points
Then for x² > 64
x < - 8 or x > 8
1 plus or minus 2i radical 2
i is the square root of -1
Pure gold is 24 karats.
14-karat gold is 14/24 pure gold.
2.5 oz * 14/24 = 1.458333... oz
Answer:
idont knowwwwwwwwwwwwwwwwww
Step-by-step explanation:
