algebra
posted by helen .
simplify the number using the imaginary unit i.
square root of 16

√16 = √16√1 = 4i
Respond to this Question
Similar Questions

algebra
question The square root of a negative number is imaginary. That is you cannot find, for example, sqrt(49) . Why? 
Math
i^6 = (i^2)^3 = (1)^3 = 1 The square, not the square root of 1 is 1. :) B.t.w., can you prove that 1 times 1 is 1? 
algebra 2
Not sure if either one of these answer are correct to simplify the sqrt for 24 1) 24 = 6 x 4 square root of 24 = square root of 6 x 4 2 root 6 2) sq root 24 = sq root (4x6)= sqrt 4 x sqrt 6= 2sq root 6=4.89898 3) Square root of 24 … 
Pre Algebra
1. What is (7)^5 in expanded form? 2. Simplify the expression. (3)^4 a. 81 b. 81 c. 12 d. 12 3. Which expression is equivalent to 4x4x4x4x4x4x4x4? 
Trigonometry
simplify using imaginary number i. Division: square root of 5/square of 7. 
Algebra
Rationalize each expression by building perfect nth root factors for each denominator. Assume all variables represent positive quantities. I don’t understand how to compute these. Also I don’t have the square root sign so I typed … 
Math simplifying mixed radicals
Please help me simplify these following mixed radicals:: and show me how you did it cause I need to learn : I don't know how to type a square root sign so I just wrote square root and the numbers infront of the square root are supposed … 
Math To: Reiny
This is one whole question: (12) (10xy^3) (3x^2y^2) (5x) (2y) I don't know how to do any of these: simplify sqaure root of 160000 simplify sqaure root of 0.04 simplify 3 * square root 81 simplify square root of 900 simplify square … 
algebra
simplify the number using the imaginary unit i. √16 
math
which number has the greatest value? a 3.5 b square root of 15** c square root of 1/16 d 26/100 which number is an irrational number?