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

In what state did Reconstruction last the longest?

Which revision best corrects the errors in the given sentence? I'll do something quiet such as reading, gardening, or bird-watching instead of riding roller coa

in a photo a man is 1.5 inches in height. if the man was 6 feet tall what is the scale

round 8.373 to the nearest hundredth

Find the circumference and area of a circle with a diameter of 22 inches. Leave your answers in terms of pi.

How do I solve this. Log 5x = log (2x+9)

what plus what equals 11 and what times what equals 30

A zoology student is investigating whether it is true that the gender of turtles depends on the temperature at which the turtle eggs are kept before they hatch.

In the division problem 64.94 ÷ 8.5, should the dividend and the divisor be multiplied by 10 or 100 to make the divisor a whole number

AP US History question: Analyze the degree to which the Articles of Confederation provided an effective form of government with respect to any TWO of the follow