Hello! Just need a little help on this!
2 answers:
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Answer:
.
Step-by-step explanation:
(5x^2 + 2y^2) * (3x^2 - 7y^2)
= 15x^4 + 6x^2y^2 - 35x^2y^2 - 14y^4
= 15x^4 - 29x^2y^2 - 14y^4
=
Hope this helps!
Answer:
true
Step-by-step explanation:
let the vertex of the triangle be A(x1, y1), B(x2, y2), C(x3, y3) .
the centroid of the triangle will be (,
).
cordinate of mid point of AB ()