exam
Maths Puzzle
Numerical Ability
Simplify:
12/(x+h+15) minus 12/(x+15) all divided by h
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exam Other Question
At a distance of 10 meters from a rock band the intensity of sound is approximately 0.1 watt per square meter. Find the intensity in decibels.
Solve using the quadratic formula please:
x^2-3x-23=5
Please provide step by step instructions to help me understand.
Thanks!
C