kennydenny1420 kennydenny1420

11-10-2017
Mathematics

contestada

Evaluate the expression ( 1 + 2 i ) − ( 1 − 4i ) (1+2i)-(1-4i) and write the result in the form a + b i a+bi.

Respuesta :

Аноним Аноним

12-10-2017

( 1 + 2 i ) − ( 1 − 4i ) (1+2i)-(1-4i)
= -9+8i

-9+8i is the result written in a+bi form.

Answer Link

Otras preguntas

What is a point mutation? And what are the two consequences?

If you launch a bottle rocket into the sky with initial velocity 100m/s, how long will it take to come back to the launch height? Ignore wind /air resistance

Write an equation of the line passing through point P(4, 0) that is parallel to the line −x+2y = 12

I need help balancing these equations,1. __ Na + __ clz = __ NaEl2. __ Na + __ H2o = __ NaOH + __ Hz3. __ Co + __ no = __ coz + __ Nz4. __ Fezo3 + __ co = __ Fe

2.98 times 10 to the 3rd power in standard notation

Multiply 7 ⋅ 3/4 Enter your answer as an improper fraction, in simplified form, in the box

Which human action lowers the water table

PLEASE HELP!! I thought my math was correct but it wasn’t and I need help

[1] X - Y - 2z = 4 [2] -x + 2y + z = 1 [3] -x + y - 32 = 11 @ (-2,4, -5) 6 (0,0,-2) © (0, 2, -3) d (4,2, -1)

a/5M+d=B what is a= Please someone help please