Question

9m2+30mn+25n2 factor completely

Answer 1

Answer:

$(3m+5n)^2$

Step-by-step explanation:

$9m^2+30mn+25n^2$

$=(3m)^2+(2*3m*5n)+(5n)^2$   -(1)

Recall that $(a+b)^2=a^2+2ab+b^2$

Hence, The equation 1 is of the above form.

Therefore, it can be reduced to $(3m+5n)^2$.

Hope it helps.