exam
Maths Puzzle
Numerical Ability
Solve by graphing. Indicate whether each system is independent, inconsistent, or dependent.
3x - y = 4
3x - y = 0
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exam Other Question
Simplify, Subtract
3 {{{ sqrt (25x-4)}}} {{{sqrt (25x)}}}
I am not sure how to determine if a relation is a function and my texbook does not give a good example. Please help!
x^2=1+y^2
Thank you.