WenderSmJane WenderSmJane

01-01-2017
Mathematics

contestada

Which will result in a perfect square trinomial?
a.(3x – 5)(3x – 5)
b.(3x – 5)(5 – 3x)
c.(3x – 5)(3x 5)
d.(3x – 5)(–3x – 5)?

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kaivalyashenoy kaivalyashenoy

01-01-2017

(3x-5)(3x-5) gives a perfect square trinomial
because it is in the (a-b)square format
(a-b)square= asquare -2ab +bsquare
asquare -2ab + bsquare is a trinomial

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