safruitk8bolajoy3er safruitk8bolajoy3er
  • 22-02-2017
  • Mathematics
contestada

What number when multiplied by itself is 23 greater than the preceding number when it is multiplied by itself?

Respuesta :

apologiabiology
apologiabiology apologiabiology
  • 22-02-2017
x²=23+(x-1)²
expand
x²=23+x²-2x+1
x²=x²-2x+24
minus x² both sides
0=-2x+24
add 2x both sides
2x=24
divide by 2
x=12

the number is 12
Answer Link

Otras preguntas

_______ have the potential to develop and specialize into any cell type, which means they're
Latin had only three cases. True False
3. Which of the following functions does a browser perform?
which of the following statements is most accurate regarding America's political climate between 1876 and 1896
What common character trait do tragic heroes share?
What is the tenth term of the geometric sequence that has a common ratio of 1/3 and 36 as its fifth term? a. 4/7 b. 27/4 c. 4/81 d. 1/36
$16 is what percent is 80$
Amanda can jog 18 3/4 miles in 5 hours. At this rate, how many miles can she run in 4 hours?
Members of which group easily lose an electron to form a +1 cation?
Is 12a-a simplified?