serjon001 serjon001
  • 03-10-2019
  • Mathematics
contestada

If x2=7 what is a value of x?

A.√7
B.3.5
C.√49
D.14

Respuesta :

zrh2sfo
zrh2sfo zrh2sfo
  • 03-10-2019

Answer:

x = sqrt(7) or x = -sqrt(7) thus of the choices you have A:

Step-by-step explanation:

Solve for x:

x^2 = 7

Take the square root of both sides:

Answer: x = sqrt(7) or x = -sqrt(7)

Answer Link

Otras preguntas

how does Ms Helen set the goal in her business?​
Which best describes the role of a consumer
The width of a red blood cell is approximately 8 micrometers, which is 8 x 10^-6 meters. Give your answer in scientific notation.
Mitchell made a scale model of the Empire State Building the building has an actual height of 381 meters Mitchell's model used a scale in which one centimeter r
Use the distributive property to remove the parentheses.-6(11 - 2)​
What is the equation of the line that passes through the point (5,0) and has a slope of 1
calculate 85/5 - 12*3 + 4*3 =
reduce 2.525 liters ti microliters
While looking at some reports, a store manager notes that a leaf blower that retails for $52 end up costing customers $56.16 once sales tax is added. What is th
The perimeter of a rectangle is the sum of the lengths of its four sides.Which expression,where l=length and w=width,does not show this relationship?