Given the function f(x) = 8x ‐ 7

Given the function f(x) = 8x

 

‐ 7

a. Find the rate of change between the two stated values for x: 4 to 7.

b. Find the equation of a secant line containing the given points: (4, f(4)) and (7, f(7

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1 Answer

start:  y=87-x

evaluate at x=4 & x=7

x=4...y=87-4=83

x=7...y=87-7=80

Sekant???? yu dont hav a serkel, aent no sekant

sekant is funkshun av angel...weerz yer angel...???the slope???

yer funk is strate line with slope=-1, or angel=-45 deg
by

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