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

Explain who settled each of the british colonies and why
____ is a common complication of panic disorder.
Isaac mows his lawn every 8 days. Belinda mows her lawn every 10 days. On Monday, they both mowed their lawns. What is the least number of days that will pass b
How would you ask a new student her name in French?
lizzie is measuring two lines. the first line is 30 centimeters long. the second line is 500 millimeters long. what is the total length is centimeter
calculate the length of third side of triangle if one side is 38.5 inches and the second side is 30 inches
How does the limited sports equipment affect the training of the student athletes?
please open the lead of the water bottle into passive
What is a benign tumor of the heart that is embedded in soft mucoid called?
What is the value of the expression 25m−13 when m = 3?