Question

mpls pls pls and this pls​

Answer 1

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= 4c (-a + b + c ) - 3a (a + b + c) - 2b ( a - b + c )

= 4c ( -a + b + c) - 3a^2 + ab + 3ac + 2b^2 - bc

= -7ac + 2bc + 4c^2 - 3a^2 - 5ab + 2b^2

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Answer 2

Answer:

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Health

Coronavirus: All you need to know in under 500 words

Virus reported to have originated in China’s Wuhan has killed more than 957,000 people and infected over 30 million.

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20 Sep 2020

The World Health Organization (WHO) has declared the new coronavirus outbreak, which originated in Wuhan, China, a pandemic.

As of September 20, the global death toll surpassed 957,000 amid more than 30.8 million cases. Over 21 million people have recovered from the disease worldwide, according to the data collected by the Johns Hopkins University in the United States.