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

03-01-2018

C. 4i√7 is your answer because

√-112 = √112*√-1 = 4√7*√-1 = 4i√7

Answer Link

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

A student solves the problem 354 divided by 24. The student finds an answer of 13 R40. Explain how you can tell that the answer is incorrect just by looking at

Jones company is a perfectly competitive firm. the market price of its output is $10. the firm is currently producing 50 units of output. at this level of outpu

The sinking of the.......and germany

Since over 70% of the human body is made up of water, the element that makes up most of a human’s body weight is Question 2 options: Hydrogen Oxygen Ca

Help me on trigonometry please

How to solve 5x(2-7x)?

any body help me and can you explain the answer

Look at the sculpture above of Augustus. A staff, like the one he is holding, symbolized __________ in Roman culture. a. strength c. leadership b. unity d. roy

When will we know who won the presidential election?

What role do women play in the economy of west and central Africa?