Question

y= -7x- 5 where x is from -3 to 3.​

Answer 1

Answer:

put limit -3 to 3

y=-7(3)-5+7(-3)+5

y=-21-21

y=-42

Answer 2

Answer:

A deficiency disease can be defined as a disease which is caused by the lack of essential nutrients or dietary elements such as vitamins and minerals in the human body. Deficiency disease examples: Vitamin B1 deficiency causes beriberi, lack of iron in the body can lead to anaemia.