Answer: 10
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Answer:
An atom is the smallest unit of ordinary matter that forms a chemical element.Every solid, liquid, gas, and plasma is composed of neutral or ionized atoms. Atoms are extremely small, typically around 100 picometers across.
Step-by-step explanation:
Answer:
Step-by-step explanation:
1.24
Answer:
the first formula
Step-by-step explanation:
the graph is y=cosx and cosx=sin(x+90)