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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

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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)
@SOUTHERNPRIDE do you understand?
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

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Other answers:

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

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