Panels Panels
  • 03-01-2018
  • Mathematics
contestada

Simplify.

√-112

A. 4√7
B. -4i√7
C. 4i√7
D. -4√7

√ is a square root sign btw

Respuesta :

sbcardinals
sbcardinals sbcardinals
  • 03-01-2018
C. 4i√7 is your answer because 

√-112 = 
√112*√-1 = 4√7*√-1 = 4i√7
Answer Link
ElenaClaudia
ElenaClaudia ElenaClaudia
  • 03-01-2018
√-122 = √(-1) × √122                    Obs. √-1 = i

          = i × √(16×7) = 

          = i × 4√7 = 

          = 4i√7       ⇒     Answer C.
Answer Link

Otras preguntas

Ross took a survey of his classmates' preferred food as well as recording their genders. The results are in the table below:
what is the equation of the graph ?
Determine the slope for the equation. [tex]y = \frac{6}{5} x - 4[/tex]Steps would help tremendously because I wanna remember how to do these :)​
You are a student in Danang city. You will describe your neighborhood for new students. You should say: 1/ Where to buy food 2/ Where to buy furniture 3/ Where
Help me please……………………..
find the value s of.. a and b if 0 and 2 are the zeros of the polynomial p(x) =2xcube minus 5xsquare plus ax plus b find the third zero of the polynomial ​
Do you think today Christians have prejudice toward certain people?
Will Mark Brainlest Help Please ,,,, find the value of x and y ​
4 ways to improve human development​
The diagram below shows a high school pool with a length of 50 m. A member of swim team swims five lengths of the pool: from X to Yfrom Y to X, from X to Y agai