Question

this question answer please​

Answer 1

Answer:

a) 7.874 g/cm³ (near room temperature)

b)On January 4, 2003, our Earth made its closest approach to the Sun for the year-- an event astronomers call perihelion. At perihelion, the Earth is about 147.5 million km away from the Sun. (At the greatest separation, the two are about 152.6 million km apart - which will occur this year on July 4.

Answer 2

Answer:

Factorise the following using appropriate identity 16a² + 88a + 121

Explanation:

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