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Mathematics 10 Online
OpenStudy (anonymous):

Which of the following represents this function written in standard form?

OpenStudy (anonymous):

y=2(x-1)(x-6) a. y=2x^2-12+6 b.y=2x^2-12x+12 c. y=2x^2-7x+12 d. y=2x^2-14x+12

OpenStudy (anonymous):

d

OpenStudy (anonymous):

Would you mind explaining why its d?

OpenStudy (anonymous):

1.2(x-1)=2x-2 2. (2x-2)(x-6)--do foil =2x2-12x-2x+12 =2x^2-14x+12

OpenStudy (anonymous):

Oh I see! Thank you so much!

OpenStudy (anonymous):

welcome :)

OpenStudy (anonymous):

Could you help me with another problem? It''ll take me a second to type it

OpenStudy (anonymous):

Suppose the function shown below was expressed in standard form, y=ax^2+bx+c. What is the value of A?

OpenStudy (anonymous):

do you have options?

OpenStudy (anonymous):

Yes.. Here they are. a. 2 b. -1 c. 4 d. 1

OpenStudy (anonymous):

I would say 1 becaus I graphed your graph but hld on a litle longer

OpenStudy (anonymous):

Oh okay!

OpenStudy (anonymous):

yep the best I can say is 1

OpenStudy (anonymous):

oh wait 1 minuet

OpenStudy (anonymous):

a smarter person just gave me the answer so the equation for you graph is 2x(x-2)

OpenStudy (anonymous):

Ah gotcha. Well thanks again!

OpenStudy (anonymous):

so its 2

OpenStudy (anonymous):

welcome

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