4ydsn75vkq 4ydsn75vkq

04-02-2022
Mathematics

contestada

Find the solutions to x2 = 20.
O A. x = +10-12
XE
B. X = +2,5
X =
O C. * = +2./10
O D. x= 1512
X=

Find the solutions to x2 20 O A x 1012 XE B X 25 X O C 210 O D x 1512 X class=

Respuesta :

evgeniylevi evgeniylevi

04-02-2022

Answer:

B.

Step-by-step explanation:

[tex]x^2=20; \ => \ \left[\begin{array}{ccc}x=\sqrt{20} \\x=-\sqrt{20} \end{array} \ => \ \left[\begin{array}{ccc}x=2\sqrt{5} \\x=-2 \sqrt{5} \end{array}[/tex]

Answer Link

Otras preguntas

How would a person living in a moderate climate (not too hot, not too cold) most likely lose the greatest amount of water? A) perspiration B) Urine C) Exhalatio

The odometer in Mr.Washington car does not work correctly. The odometer recorded 13.2 miles for his last trip to the hardware store, bit he knows the distance t

2. Choose the correct form of who or whom to complete the sentence. For _____ is the park named? (Points : 1)

x squared=2y make X the subject

In To Kill A Mockingbird, when Atticus was standing in front of jail protecting Tom Robinson, and all those men showed up, why did they leave after Scout kept t

Ask you Identify the terms of the expression 6x + 5y + 3. (Points : 1) r question here

a pie is cut into eight pieces.at what acute angle is each piece cut?

in the boy in striped pjs, what do we learn about Pavel in Chapter 7

After excavating a lot, workers removed an estimated 7,000 cubic yards of dirt from the area. If this dirt were spread in an even layer over an empty lot with d

47 1/2 of what number is 190