Mathematics, 11.01.2020 15:31 cathysilvestro

Ineed some on 2 questions ?

1. which trinomials are perfect square trinomials?

select all correct answers.

a^2+15a+75

a^2+14a+49

a^2+4a+16

a^2+26a+169

2. which expressions are differences of squares?

a^2-36

x^2+25

n^2-50

w^2-121

Answers: 3

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Ineed some on 2 questions ?

1. which trinomials are perfect square trinomials?
...