How do you factor 49b^2+70b+25?
2 Answers
May 3, 2018
Explanation:
Therefore, this could be a perfect square trinomial. Testing this:
May 3, 2018
Explanation:
#49b^2+70b+25" is a "color(blue)"perfect square"#
#•color(white)(x)(a+b)^2=a^2+2ab+b^2#
#49b^2=(7b)^2rArra=7b#
#25=(5)^2rArrb=5#
#"and "2ab=2xx7bxx5=70b#
#rArr49b^2+70b+25=(7b+5)^2#