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Author Question: The process of writing a quadratic equation so that one side is a perfect square trinomial is called . (Read 314 times) |
The first-known contraceptive was crocodile dung, used in Egypt in 2000 BC. Condoms were also reportedly used, made of animal bladders or intestines.
Congestive heart failure is a serious disorder that carries a reduced life expectancy. Heart failure is usually a chronic illness, and it may worsen with infection or other physical stressors.
As the western states of America were settled, pioneers often had to drink rancid water from ponds and other sources. This often resulted in chronic diarrhea, causing many cases of dehydration and death that could have been avoided if clean water had been available.
More than 4.4billion prescriptions were dispensed within the United States in 2016.
Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.