exam
Maths Puzzle
Numerical Ability
x=(a^2+b^2+ab)/(a^2+b^2-ab) ; y=(a+b)/(a-b) find (x^2+y^2)/(x^2-y^2)
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exam Other Question
Find all real solutions to the equation.
the sqare root of x+4 minus 2 time the sqare root of x-1 = -1
Given y=3x^2+6x
Please explain the process in steps. Thanks!
A.) find the y-intercept
B.) find the x-intercepts (if any)
c.) find the vertex
D.) Sketch the parabola.