Heyyy!! I could really use some helps this is really stressing me out and I wonder if anyone could explain this to me

1 answer:

3 0

Answer:35

Step-by-step explanation:

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Mila [183]

Δ = 1 + 4*20 = 81
x' = (-1 + 9)/2 = 4
x'' = (-1 - 9)/2 = -5
4² + 4 - 20 = 0
(-5)² - 5 - 20 = 0
Ok !

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3 years ago

natta225 [31]

Answer:

Step-by-step explanation:

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3 years ago

taurus [48]

Answer:

Step-by-step explanation:

false

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3 years ago

Anika [276]

Answer: 5 only (?).

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3 years ago

saveliy_v [14]

Answer:

4(5x-8) (x+5)

Step-by-step explanation:

4(5x^2+17x-40)

4(5x-8) (x+5)

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3 years ago