book
Maths Puzzle
Numerical Ability
Subtract. Write the difference as a complex number in standard form.
(-2 -6i) - (6 - i)
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book Other Question
on the coordinate line L contains points (-3,-4)and(9,2)
What is the slope of line L? Show or explain your answer.
hi i'm having trouble with these questions...actually with this whole subject in general
Identify the vertex of the parabola:
y^2 + 4y - x = 6
Find the center of the elli