mikkirae mikkirae
  • 24-08-2015
  • Mathematics
contestada

X squared minus 25 equals 0

Respuesta :

konrad509
konrad509 konrad509
  • 24-08-2015
[tex]x^2-25=0\\ x^2=25\\ x=\sqrt{25}\\ x=-5 \vee x=5[/tex]

or

[tex]x^2-25=0\\ (x+5)(x-5)=0\\ x=-5 \vee x=5 [/tex]
Answer Link

Otras preguntas

is 7/8 equivalent to 35/40
Indicate which pattern of evolution is shown by the many species of finches on the Galapagos Islands.
In what century was the South Pole ultimately mapped? A. 16th B. 18th C. 19th D. 21st
Which sentence uses commas correctly? A. On a hike you may get thirsty, but, don't drink from the stream. B. Some streams contain germs and these can make you s
When released, mature sperm leave the epididymis and travel through the (2 points) penis. urethra. scrotum. vas deferens.
14. What incident abroad marked the election day of the 1956 election, thereby enhancing Eisenhower's bid for a second term? A. The crisis in the Formosa Strait
suppose two different fractions with the same denominators are both less than 1 Can their sum equal 1? can their sum be greater than 1
name a quadrilateral that is also a rhombus
About 35 percent of the world’s orange juice is produced by Florida, comparing it with nearly 50 percent produced by Brazil, the world’s largest orange producer
PLEASE HELPSeth paints houses for a fee of $39 and an hourly rate of $13. Malcolm paints houses for a fee of $55 and an hourly rate of $11. In how many hours wi