rockem
rockem
01-04-2017
Mathematics
contestada
Help help help help help
Respuesta :
Аноним
Аноним
01-04-2017
it is the second one x≠6 solution is extraneous
Answer Link
bcalle
bcalle
01-04-2017
It's the first one.
(2sqrt(x-5))=2
Divide both sides by 2
sqrt(x-5) = 1
Square both sides
x -5 = 1^2
x-5 = 1
Add 5 to both sides
x = 6
CHECK
2sqrt(6-5) =
2sqrt(1)=
2*1=
2
Answer Link
VER TODAS LAS RESPUESTAS ( 69+ )
Otras preguntas
What is the solution to the equation? 305p equals 1,525
which group was charged the highest rates by the railroads during the late 19th century
An ISU Computer Science shirt is sold in 6 colors, 5 sizes, striped or solid, and long sleeve or short sleeve. (a) How many different shirts are being sold? (b)
- was a key technique used to explain the structure of DNA
Find an equation of the vertical line through (-6, -9) in the form ax+ byc, where a, b, and c are integers with no factor common to all three, and az0. The equa
The velocity of an object moving along a straight line is given by – v(t) = t 2 − 3t + 2 (a) Find the displacement of the object from t = 0 to t = 3. (b) Find t
Which process most likely takes place when the kinetic energy of molecules overcomes the intermolecular forces?
Which of the following doesn’t challenge your skills of scanning ? A. An unseen traffic cone B . A distracted pedestrian C. Downhill slope D. A billboard
Can someone please help me with this math question
What does x equal. 8, 9, or 10?