Part 1:

Factor each trinomial below. Please show your work and check your answer. (1 point each)
x^2 – 8x + 15
a^2 – a – 20
a^2 – 5a – 20
a^2 + 12ab + 27b2
2a^2 + 30a + 100

Question

Part 1:
 
Factor each trinomial below. Please show your work and check your answer. (1 point each)
 x^2 – 8x + 15
a^2 – a – 20
a^2 – 5a – 20
a^2 + 12ab + 27b2
2a^2 + 30a + 100

anonymous · Answer

1st Question: hi factor 15. Factors of 15 are 3 and 5 so -3x-5x
x^2-3x-5x+15
x(x-3)-5(x-3)
(x-3)(x-5)

anonymous · Answer

@SOUTHERNPRIDE  do you understand?

anonymous · Answer

uhh ya jus pretty tired got 2 hours of sleep now back on school
just need some help but the one i had the most trouble figuring out was #2 if you knew how could you just explane that one tahnks though

anonymous · Answer

yes
2nd:                                 factors of 20: 2*2*5 so 5-4=1  therefore for a -5a+4a=-a
a^2-a-20
a^2-5a+4a-20
a(a-5)+4(a-5)
(a-5)(a+4)

anonymous · Answer

idk why but i just still don't get it?