Why is the middle term 2ab in (a+b)^2 and -2ab in (a-b)^2 when written in standard form?
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In physics, a force is any interaction that, when unopposed, will change the motion of an object. A force can cause an object with mass to change its velocity, i.e., to accelerate. Force can also be described intuitively as a push or a pull. A force has both magnitude and direction, making it a vector quantityThis is a list of people whose ideas became part of Nazi ideology. The ideas, writings, and speeches of these thinkers were incorporated into what became Nazism, including antisemitism, eugenics, racial hygiene, the concept of the master race, and Lebensraum. The list includes people whose ideas were incorporated, even if they did not live in the Nazi era.List two main ideas of scientists which became part of Nazi IdeologyLanguage
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A protonema (plural: protonemata) is a thread-like chain of cells that forms the earliest stage of development of the gametophyte (the haploid phase) in the life cycle of mosses. When a moss first grows from the spore, it start as a germ tube which lengthens and branches into a filamentous complex known as a protonema, which develops into a leafy gametophore, the adult form of a gametophyte in bryophytes.[1]
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