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Mathematics 7 Online
OpenStudy (celinegirl):

Please help me fill out this graph..

OpenStudy (celinegirl):

jimthompson5910 (jim_thompson5910):

All you're doing is replacing the x values with the ones given in the table if x = 2, then what is the value of 2.5x - 10.5 ?

OpenStudy (celinegirl):

@jim_thompson5910 -5.5

undeadknight26 (undeadknight26):

Jim got this no worries.

jimthompson5910 (jim_thompson5910):

yes @celinegirl so -5.5 will go in the first row under the f(x) column

jimthompson5910 (jim_thompson5910):

you'll do the same for x = 3 all the way up to x = 6 for f(x) then repeat things for g(x)

OpenStudy (celinegirl):

@jim_thompson5910 aha okay

jimthompson5910 (jim_thompson5910):

let me know what you get

OpenStudy (celinegirl):

@jim_thompson5910 okay would it be: -3, -0.5, 2, 4.5

jimthompson5910 (jim_thompson5910):

yes, all for f(x)

OpenStudy (celinegirl):

@jim_thompson5910 okay thanks but do i do for the other?

jimthompson5910 (jim_thompson5910):

you'll do the same steps for g(x)

jimthompson5910 (jim_thompson5910):

if x = 2 g(x) = 64*(0.5^x) g(2) = 64*(0.5^2) g(2) = _____ (fill in the blank)

OpenStudy (celinegirl):

16? ehh @jim_thompson5910

jimthompson5910 (jim_thompson5910):

yes

OpenStudy (celinegirl):

Aha okay and do that for the rest?

jimthompson5910 (jim_thompson5910):

correct

OpenStudy (celinegirl):

Not sure but.. 8, 4, 2, 1 @jim_thompson5910 ?

jimthompson5910 (jim_thompson5910):

yep

jimthompson5910 (jim_thompson5910):

look for the row where the value of f(x) is equal to the value of g(x) what x value makes this possible?

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