Question

Factor Completely: a2+ 5a +ab



Select one:


a. (a+5)(a+b)

b. a(a+5+b)

c. (a+2)(a+3)

d. prime

Answer 1

@mathstudent55

Answer 2

C

Answer 3

We have \(\large\sf a^2+5a+ab\)
As you can see, a is in all the 3 parts so we can put that one outside of the parenthesis.
\(\sf a*a=a^2\)
\(\sf a*5=5a\)
\(\sf a*b=ab\)

\(\large\sf a(a+5+b)=a^2+5a+ab\)

Answer 4

i mean B