Answer:
Explanation:
using the formula for difference of square.
Jean Piaget was the one who came up with the <span>four stages of intellectual (or cognitive) development and these are sensorimotor, pre operational, concrete operational and formal operational. The state in which a child has developed object permanence by the end of the sensorimotor stage. Hope this answers your question.</span>
Answer:
The second picture is i think your overall popularity, Brainiest, and total thanks
I don't know about the first picture
Explanation:
Answer:
Food-grade lubricants must perform the same technical functions as any other lubricant: provide protection against wear, friction, corrosion and oxidation, dissipate heat and transfer power, be compatible with rubber and other sealing materials, as well as provide a sealing effect in some cases.
(food grade lubricant means grease)