3 years ago

What are zeros of function y=2x2 -3x-20, and why

1 answer:

4 0

4 and -2.5

You can get this by first factoring the equation.

(2x + 5)(x - 4)

Then set both equal to zero and solve individually.

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chubhunter [2.5K]

Question 1 is factored form
Question 2 is standard form
Question 3 I think is +3
Question 4 is A
Question 5 it has no real solution

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andrezito [222]

Answer:

option 4 should be the correct answer

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Sergio039 [100]

Answer:

x = (y - 4)/7

Step-by-step explanation:

Subtract 4 from both sides to get:

y - 4 = 7x

Then, divide both sides by 7 to get:

(y - 4)/7 = x

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Natasha2012 [34]

Step-by-step explanation:

x2+2xy+y2-1,y2-x2+2y+1,x2-y2+2x+1

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