exam
Maths Puzzle
Numerical Ability
Give the center of the circle with equation x^2+2x+y^2+22=0
I’ve come up with the answer to be (-1,0) is this right?
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exam Other Question
solve the system by substitution:
4x-4y=0
y=2x-5
Can you help with this Algebra I practice test problem?
Write a quotient without a square root in the denominator: shows 2/x under square root symbol.