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Mathematics 21 Online
OpenStudy (phebe):

medalsss!!! Evaluate x={-4,-3,-2,5,3} 1. x= -4, y= 2. x= -3, y= 3. x= -2.5, y= 4. x=3, y=

OpenStudy (phebe):

can yall help me

OpenStudy (phebe):

@shinebrightlikeadimon

OpenStudy (arabpride):

Idek~ x.x

OpenStudy (phebe):

frlsss @arabpride

OpenStudy (arabpride):

wuuuuuuuuuuuut iz this?! cx

OpenStudy (phebe):

its like equations

OpenStudy (anonymous):

I don't remember doing/learning this

OpenStudy (phebe):

ok

OpenStudy (arabpride):

i get it's equations lmfaoo but wut kinda math bruh?!

OpenStudy (phebe):

Algebra lol

OpenStudy (phebe):

@skullpatrol

OpenStudy (arabpride):

Ma algebra never looked like that x.x

OpenStudy (phebe):

Evaluate the function x = {-4, -3, -2.5, 3}. x = -4, y = x = -3, y = x = -2.5, y = x = 3, y =

OpenStudy (phebe):

thas what it looks like

geerky42 (geerky42):

Not enough info, I believe. We don't know the relationship between x and y.

OpenStudy (phebe):

ok hold on plzz

OpenStudy (phebe):

2. Given f(x) = x2 – 3x + 1, find the value of the function for {-4, -3, -2.5, 3} by graphing the function. @geerky42

OpenStudy (phebe):

x^2-3x+1

OpenStudy (phebe):

thas the function

OpenStudy (phebe):

this the question Evaluate the function x = {-4, -3, -2.5, 3}. x = -4, y = x = -3, y = x = -2.5, y = x = 3, y =

OpenStudy (anonymous):

Ask your teacher to explain it for you, sometimes they end up given you the answer and explaining it to you incase you bump in a similar question in the future

OpenStudy (phebe):

yea but its sunday. i cant tlk to a teacher

geerky42 (geerky42):

To find the value of y at x = -4, you just plug -4 into x then solve for y or f(x). \(f(\mathbf{\color{red}x}) = \mathbf{\color{red}x}^2-3\mathbf{\color{red}x}+1\) \(f(\mathbf{\color{red}{-4}}) = (\mathbf{\color{red}{-4}})^2-3(\mathbf{\color{red}{-4}})+1 = \cdots ~?\)

OpenStudy (phebe):

ok

geerky42 (geerky42):

Do the same for x=-3, x=-2.5 and so on.

OpenStudy (phebe):

so what was the answer for the first one

geerky42 (geerky42):

Can you solve \(f(-4)\)? Just solve \((-4)^2-3(-4)+1\). Can you do that?

OpenStudy (phebe):

yes i can

geerky42 (geerky42):

So what is it?

OpenStudy (phebe):

let me see

OpenStudy (phebe):

29 is the answer right

OpenStudy (phebe):

@geerky42

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