Question 37

Big Ideas Math A Bridge To Success Algebra 1: Student Edition 2015
1st Edition
ISBN:9781680331141
Author:HOUGHTON MIFFLIN HARCOURT
Publisher:HOUGHTON MIFFLIN HARCOURT
Chapter1: Solving Linear Equations
Section: Chapter Questions
Problem 15CT
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Question 37
001ny Uf Why Kót? f (x) = 2x3 – 7x2 –35x + 12.
(3)=2(-3) 7(3)35(-3) +12 f(-8) = -54-63+117(yesr when you plug in 3 for
f(-3) = 2(-27) -7(a) +105t12
X it equais O.
36. Find the function in standard form of the polynomial that has the roots x = 1, 2 and -5
f(x) = (x-1)(x-2)(x+5) -0
fox) = (x-1) (x*+3X-10) -0
f(x) = (x-) (x- 2x + Sx -I0)=0 fCx)=x13ネー10スースー3入10=0
fx)= x°+ 2x2-13x+10=0
37. Use the roots to write a function that might represent the graph to the right.
(x) =x+ 2x-13ス10
-5 -4 3 -2
-1
1 2
3
-20+
Transcribed Image Text:001ny Uf Why Kót? f (x) = 2x3 – 7x2 –35x + 12. (3)=2(-3) 7(3)35(-3) +12 f(-8) = -54-63+117(yesr when you plug in 3 for f(-3) = 2(-27) -7(a) +105t12 X it equais O. 36. Find the function in standard form of the polynomial that has the roots x = 1, 2 and -5 f(x) = (x-1)(x-2)(x+5) -0 fox) = (x-1) (x*+3X-10) -0 f(x) = (x-) (x- 2x + Sx -I0)=0 fCx)=x13ネー10スースー3入10=0 fx)= x°+ 2x2-13x+10=0 37. Use the roots to write a function that might represent the graph to the right. (x) =x+ 2x-13ス10 -5 -4 3 -2 -1 1 2 3 -20+
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