Kyshee1 Kyshee1
  • 11-03-2018
  • Mathematics
contestada


If x2 - 4 = 45, then x could be equal to

Respuesta :

Brainliac
Brainliac Brainliac
  • 11-03-2018
x could be equal to 24.5
Answer Link
nilbert
nilbert nilbert
  • 11-03-2018
Hi there!

To find x, we need to simplify. 

x^2 -4 = 45
x^2 = 49
sqrt(49) = 7

So, x = 7. 

Hope this helps!
Answer Link

Otras preguntas

" I am going to have a cup of hot chocolate" in French
A grim specter has crept upon us almost unnoticed, and this imagined tragedy may easily become a stark reality we all shall know. (a) A specter is a source of t
Q28. Look at the image below
What were pregnant women exposed to and what were some of the ways it affected their children? (the devil we know.)
Enhancerless GFP reporter constructs used in research conducted in mice contain a generic mouse gene promoter (TATA box) followed by a transcription start site
Quick Will mark brainliest. A(n) essay takes a position and supports it with evidence. argumentative descriptive informative narrative
Please select the word from the list that best fits the definition can be positive or negative long-day plants gibberellins stimulus cytokinins day-neu
True or false. The United Nations had a more successful start than the league of nations.
the art of predicting human densities with the help of heavenly bodies​
I need help with the first question please