exam
Maths Puzzle
Numerical Ability
Find the vertex, focus, and directrix of the graph of the equation:
-20(x+2)= (y+3)^2
please, please help! thankyou so much! <3
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exam Other Question
A 5 digit number is written down at random.The probability that the number is divisible by 5 and no two consecutive digits are identical is?
Factor:
16r^2+8r-35