235k views
3 votes
Solve the following quadratic equation for all values of x in simplest form.

Solve the following quadratic equation for all values of x in simplest form.-example-1
User Tausha
by
6.6k points

2 Answers

2 votes

Answer:

X1=-7, X2=9

Explanation:

(x-1)²-20=44

x²-2x+1-20=44

x²-2x-19=44

x²-2x-19-44=0

x²+7x-9x-19-44=0

x²+7x-9x-63=0

x(x=7)-9x-63=0

x(x+7)-9(x+7)=0

(x+7)(x-9)=0

x+7=0/x-9=0

X1=-7/X2=9

Hope this Helps!

User KingTravisG
by
6.9k points
6 votes
x=1 + and - 8
X=9, -7
User Majelbstoat
by
7.5k points
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.