kxlepo kxlepo
  • 17-07-2016
  • Mathematics
contestada

Solve: x2 - 20x + 36 = 0

Respuesta :

dalendrk
dalendrk dalendrk
  • 17-07-2016
[tex]x^2-20x+36=0\\\\x^2-2x-18x+36=0\\\\x(x-2)-18(x-2)=0\\\\(x-2)(x-18)=0\iff x-2=0\ or\ x-18=0\\\\\boxed{x=2\ or\ x=18}[/tex]
Answer Link
konrad509
konrad509 konrad509
  • 17-07-2016
[tex]x^2 - 20x + 36 = 0 \\ x^2-2x-18x+36=0\\ x(x-2)-18(x-2)=0\\ (x-18)(x-2)=0\\ x=18 \vee x=2 [/tex]
Answer Link

Otras preguntas

Multiply 3 2/3×3/4 Express your answer in simplest form​
Your friend rolls a standard six-sided die 1200 times and you write down the number of times each outcome comes up (the number of 1’s, the number of 2’s, the nu
What is the answer for 3(2+8)
why does odysseus pray to apollo when taking his aim at antinous?
In this fiqure, AB||CD and m/4= 85° What is m/5? Help me with more? I’ll give brainliest
why is parthenogenesis common in ants..?​
Why did the Atlantic slave trade from Africa begin?
Write 5 of your own sentences with parenthetic expressions
What are the spectator ions in the reaction: 2KOH(aq) + H2SO4(aq) + 2H2O(1) + K2SO4(aq)? TI MEN O A. K* and OH O B. K+, OH, 5042, and H+ O C. OH and H+ O D. Kt
A word processing program would probably be used to: O A. confirm a lunch date. O B. create a contract to hire someone. O C. maintain a shoe inventory. O D. tra