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Mathematics 18 Online
OpenStudy (anonymous):

@satellite73

OpenStudy (anonymous):

Function A: Input -2 0 2 6 Output -8 -4 0 8 Function B: The output is 6 less than 4 times the input. Which of the following is true? A. Function A has a y-intercept of 2. B. Function B has a greater y-intercept than Function A. C. Function A has a greater rate of change than Function B. D. Function B has a greater rate of change than Function A.

OpenStudy (anonymous):

@satellite73 @iambatman @geerky42 @johnweldon1993 @jim_thompson5910 @ganeshie8 @mathslover @mathmale @nincompoop @ikram002p

OpenStudy (ikram002p):

well function B is 4n-6 ******************* nw for A it cant be true , why ? check f(0)=y intersect

OpenStudy (johnweldon1993):

Alright so it looks like Function A is 4 less that 2 times the input So we have A = 2n - 4 B = 4n - 6

OpenStudy (ikram002p):

for B check if B(0)>A(0)

OpenStudy (ikram002p):

find rate of change for both to know if it C or D so what do u think , can you find it ?

OpenStudy (anonymous):

...I think it's D...

OpenStudy (anonymous):

Am I right?

OpenStudy (johnweldon1993):

Indeed! Since with A, we change at a rate of 2...and with B, we change at a rate of 4

OpenStudy (ikram002p):

yes its D ^^

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