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Maths Puzzle
Numerical Ability
What is the turning point, and focus of y= 1/4x2? Also what is its directrix?
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An Airplane leaves Los Angeles for Denver at a speed of 410 mph. Thirty minutes later, a plane going from Denver to Los Angeles leaves Denver, which is 850 miles from Los Angeles,
i would like help with these problems. - {{{2-3/4Z=1/8z+9}}} and the story problem - five times the sum of a number and 3 is the same as 3 multipled by 1 less than twice the number