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Start by rearranging the inequality - make sure the sign next to the x² term is positive to make it easier: 

2x² -5x - 12< 0

Next step is to factorise this quadratic...

Times by 100

0.185 X 100= 18.5%

First make the denominator the same

3/10 X3 

2/15 X2

=9/30 + 4/30

=13/30

The atom consists of three sub-atomic particles: Protons; Neutrons and electrons. Protons and neutrons are in the nucleus of the atom and the electrons occupy the electron shells around the nucleus.

Mitosis is the division (and multiplication) by body cells or somatic cells (cells that arent gametes.) Gametes- sperm and egg; undergo meiosis Somatic cells- body cells; undergo mitosis....