A few trinomial's that I need some help with *Medal to the best answer*
Please show work
a2 – a – 20
a2 – 5a – 20
a2 + 12ab + 27b2
2a2 + 30a + 100

Question

A few trinomial's that I need some help with *Medal to the best answer*
Please show work
a2 – a – 20
a2 – 5a – 20
a2 + 12ab + 27b2
2a2 + 30a + 100

rajee_sam · Answer

what do you want to do factor them?

anonymous · Answer

Yes please! @rajee_sam

tkhunny · Answer

Well, do it!

The first will look like this: (a + ____)(a - ____) - Fill in the blanks!

anonymous · Answer

ill help

anonymous · Answer

r u there

anonymous · Answer

a^2 - a - 20

what two number add up to be -1 but multiply to be 20

anonymous · Answer

@JackJones I'm back, i'm sorry. 
Can you please do me a huge favor, and just this once help me by giving me the answers? I just need to finish this for the night

anonymous · Answer

1).(a-5)(a+4)
2).use the quadratic formula.
3).(a+3b)(a+9b)
4).2(a+5)(a+10)