University:
High School
Course:
High School Mathematics
Academic year:

2023
Views:

436

Pages:

6
Author:

Bailee C

When solving ......factoring is best. Solve the equation. 1. 36r 3 - r = 0 {omvvtov'\ r( 'l. r - 20x3 + 80x 2 = -60x 2. ➔ I) � 20 X � -1-%0,><: '2. +�Or: 0 Zo y:: { ')(.. 1,.. -1- l( 'i< -r 1\ :. �r I b r t I - c, o -1/tl --br;;. I w -/�/ u b ..---�-- -u:;-,c( >< +11 ( >< + () (j) 12x2 : X ( ><- ( x:;.o -I f(x) = 8. -/,5 •l'!,5f,?�S i. ( x -I O� 0 . ?< ' .15' � I\ :,.....,.' 11' y '"' \ \ I I/A.. ,.. I I I ,S' I - (J.oi,., ::; I �d f C i. f-<" $ 1. \o¥7'S �z� Q. e;.I 3 ) -t ' ft,,,,� ') po i A t Ct t- fk" + )C - , "¼ c e t 1 .j, ,/ \ -� i--- 'T -· So in other words, ..... . ;\!;:"" 9x r - ., ,v rep(e:ted -· 1 - I � - ,,,, 0 - x --1 "1 'v 't\ �4x�• + 12x2 ( c, Mme, f"\ �-:- [) 't -'/ -= (cV 0_� 11 "i n 'l. - Y. ( t-( � - 12 >' 3) ( x. - '-t ) - ,, - , :. 0 sketch a graph of the function. -=x C-� -x-12.-°'\ 2 - 0 '/(. +-I o :- '-' > � -- -- In Exercises 7-10, find the zeros of the function. Then - X t- 3 2.0 X -o lO Zo (X o z:: & 1.f(x) = x4. - x3 C" m ww-" "L,_ 0 (()J,11fVlOYI r (�r+ 1 )(ror -1'\ � o r7"' � + &;(') . - \ II \ ' • ' 0 0 r, 1/ I 2..\ \�)