Answer:
=m2+6mn+9n2
Step-by-step explanation:
=(m+3n)(m+3n)
=(m)(m)+(m)(3n)+(3n)(m)+(3n)(3n)
=m2+3mn+3mn+9n2
They are the opposite of each other. Like if one function has the point (1,3) the inverse function with have the point (3,1)
I think it is the first one could be wrong tho
If you cut it in half every two hours, the answer will be 10.9375 mg.