exam
Maths Puzzle
Numerical Ability
Stuck again.... ugh:-( Can someone please help me??
f(x)= -x^2+4x+1
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exam Other Question
One day, the temperature at 11:00 A.M. was 45°F, and by 2:00 P.M. the temperature was 63°F. What was the hourly rate of temperature change?
3x/ x + y - 2y/x