exam
Maths Puzzle
Numerical Ability
How to slove {y=-x+3}{y=3/2x-2}
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exam Other Question
create a polynomial that describes the perimeter of the figure
outside: x,45,2x+3,49,85,9x+7
inside: 9-x,5x-7
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please help me with the following question with a good explanation on how to work it out for me and my son, Thanks in advance! evaluate the expression: (1000!-999!)/998!