exam
Maths Puzzle
Numerical Ability
Determine whether the graph of 2 equations are perpendicular.
y=3X-7
4Y=3-x
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exam Other Question
A car is driven 280 miles. If it had gone 5 mph faster, it could have made the trip in 1 hr less time. what was the speed?
how would i write the equation for a pair of parallel lines with the points:
(-4,-1), (1,1) [one of them] and (-2,-5), (3,-3) [the other]???