hmcrooks2006
hmcrooks2006 hmcrooks2006
  • 13-03-2020
  • Mathematics
contestada

Which of the following is a complex number?

-7
2 + square root 3
4 + 9i
Pie

Respuesta :

altavistard
altavistard altavistard
  • 10-08-2020

Answer:

4 + 9i

Step-by-step explanation:

-7                           negative number, not complex

2 + square root 3    2 + √3   real

4 + 9i                        complex; has real part plus imaginary part

Pie                         pi (not pie):  π       real

Answer Link

Otras preguntas

WHAT ELEMENT JOHN DALITON MADE
In the diagram below, the number in each box is the sum of the two numbers below it work out the missing numbers for boxes A,B and C Pls Answer them all
fav skz member?........​
4 × 0,4 × 0,04 × 0,002
Prepare an extensive Comparison Table of Energy Resources used in India. (Include conventional, non conventional, potential and stock resources)
Please, I need help with this problem: A car of mass m travels at a constant speed (v) when it encounters a bump with a radius of curvature r. ➤ Determine, b
Wire 10cm long of area of cross section 1.28cm^2 elongates by 1.4cm when 4.5kg is suspended from it. Find the stress and strain and young's modulus
can u give me the ans for this question
factorize 2x^4-x^3-6x^2+7x-2
20 years ago a top of the line video game console cost $500 if the inflation rate is 5% compounded continuously how much would that same console cost today?