KageSamurai KageSamurai

24-08-2021
Mathematics

contestada

Hey I need help with this problem pls.
Which expression is equal to 2√-28?

−4√7

−4i√7

4i√7

4√7i

Respuesta :

ma5007482 ma5007482

24-08-2021

Step-by-step explanation:

=2√-28

=2√4×7×-1

=2(2)√7×-1

=4i√7 (i=√-1)

Note:if you need to ask any question please let me know.

Answer Link

Otras preguntas

During geometry class, students are told that δtsr ≅ δusv. marcus states that δtsr is mapped to δusv by performing a rotation about point s. sam states that δts

The triangles below are similar. Find x. a. 1 b. 2 c. 3 d. 4

Please help me outttt

Which layers are the same? How do you know? Which is the oldest of the rock layers E and F? Why?

I need help please someone help me :( Btw the bottom on has the same graph I just need a answer

help please simplify (5x-3)^2

During the mid-19th century, women were indreasingly O A. emigrate to other countries, B. vote in federal elections, C. control their family finances O D. recei

Define cardiac output.

explain A friend in need is a friend Indeed!.......

Answer "Thank You" and have a nice day.