brenedderman brenedderman

01-10-2020
Mathematics

contestada

Solve the equation. Select all that apply.
x2 = 121
A. x = 11
B. x = 21
C. x = 61
D. x = –11
E. x = –21
HELP ASAP

Respuesta :

Hrishii Hrishii

01-10-2020

Answer:

A. x = 11

D. x = –11

Step-by-step explanation:

[tex] {x}^{2} = 121 \\ \\ x = \pm \sqrt{121} \\ \\ x = \pm \: 11 \\ x = 11 \: \: or \: \: x = - 11 \\ \\ [/tex]

Answer Link

Otras preguntas

Please answer this correctly

Which number below best represents a depth of seven hundred and three-tenths meters below the ground?

sin(2x)-tan(x)=cos(2x)tan(x) Please show steps, thank you!

what do we call the chemical substances necessary for an organism to sustain life A. energies B. nutrients C. supplements

When a hydrometer (see Fig. 2) having a stem diameter of 0.30 in. is placed in water, the stem protrudes 3.15 in. above the water surface. If the water is repla

Which one of the following statements expresses a true proportion? O A. 7:9 = 8:9 OB. 3:4 = 9:12 O C.54:9 = 6:3 OD. 2:1 1:2

Laughter Yoga was created in the 1990s by Dr. Madan What is the best way to revise the paragraph to create Kataria and has brought humor to the exercise world.

Use the Factor Theorem to determine if x – 2 is a factor of g(x) = 2³ − 5x²+x+2

Soccer team has 10 players in a tournament there are seven teams and two players on each team drop out how many are there left

which best describes jefferson's views on the new government