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Mathematics 20 Online
OpenStudy (legit_sarahh):

identify each function using the words below Liner, Quadratic, Exponential, Cubic & Square Root. 1. y=x^3 +5 2. y=3x +7 3. y=5^x -4 4. y=3x^2 +5 5. y= square root x +10 ( Sorry about number 5 , theres no button for it :c )

OpenStudy (anonymous):

x^3 what do you think that is?

OpenStudy (anonymous):

tips: look at the exponent

OpenStudy (anonymous):

2.y=mx+b a straight line

OpenStudy (legit_sarahh):

So 2 is Linar ?

OpenStudy (anonymous):

3.its being raised exponentially

OpenStudy (anonymous):

yeap what about the first one

OpenStudy (legit_sarahh):

Cubic ? Because 3 is cubed right ?

OpenStudy (anonymous):

yea

OpenStudy (anonymous):

what about the 3rd one

OpenStudy (legit_sarahh):

exponential bc its an unknown exponent right?

OpenStudy (anonymous):

yeap

OpenStudy (anonymous):

now the nest one?

OpenStudy (legit_sarahh):

Number 4 is quadratic because, it creates a Parabola on a graph ? Is there more of an answer. I know its quadratic but i need more of an answer

OpenStudy (anonymous):

you right.. its more like quadratic binomial with ax^2+b

OpenStudy (legit_sarahh):

ohh okay , the last ones square root obviously .

OpenStudy (anonymous):

yeap

OpenStudy (legit_sarahh):

thank you .

OpenStudy (anonymous):

np and good luck...

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