Answer:
The expression is not defined in a set of real numbers.
The square root of a negative number is not defined in the set of real numbers.
A temporary dental material that would most likely be used to replace the lost filling be reinforced zinc oxide- eugenol composition.
A temporary restoration material is used to keep the patient comfortable for a short period of time. It <u>prevents the dislocation</u> of tooth and maintain functionality.
So, a <u>temporary dental material</u> that would most likely be used to replace the lost filling be reinforced zinc oxide- eugenol composition.
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For 2/5 cup, vanilla needed = 8 teaspoons
so, for 1 cup, it would be: 8 / 2/5
⇒8 × 5/2
⇒40/2
⇒20
In short, Your Answer would be 20 teaspoons
Hope this helps!