bkameron048
bkameron048 bkameron048
  • 10-05-2021
  • Mathematics
contestada

Complete the square a^2-20a+36=0 showing work

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arjinalama972
arjinalama972 arjinalama972
  • 10-05-2021

Step-by-step explanation:

a²-20a+36=0

a²-(18+2)a+36=0

a²-18a-2a+36=0

a(a-18)-2(a-18)=0

(a-18)(a-2)=0

either,. or,

a-18=0. a-2=0

a=18 a=2

the value of a is 18 or 2

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