maeviebix maeviebix

15-11-2014
Mathematics

Answered

If z=4-3i write z squared + 17 in the form a+bi, a,b E R.. Hence solve k(z2+17)=|z|(1-i)

Answer :

konrad509 konrad509

15-11-2014

[tex]z^2+17=(4-3i)^2+17=16-24i-9+17=24-24i\\ |z|=\sqrt{4^2+(-3)^2}=\sqrt{16+9}=\sqrt{25}=5\\\\ k(z^2+17)=|x|(1-i)\\ k(24-24i)=5(1-i)\\ 24k(1-i)=5(1-i)\\ 24k=5\\ k=\frac{5}{24} [/tex]

Answer Link

Other Questions

how did European nations try to prevent war?

Sue's car used 12 gallons of gas on a 300 mile trip. Jen's car used 5 gallons of gas on a 140 mile trip. Whose car got miles per gallon ?

Which kind of men were most of the people who went to the Second Continental Congress? A. working class, famous, lacking formal education B. middle class, respe

Rothko used color to express emotion YES NO

On a tour of several states, you discover a county governed under a state law that permits home rule. The county chooses its own form of government. You're prob

What is the function of the cuticle on the upper surface of fern leaves?

The function C(f) = (f – 32) converts a temperature, f, in degrees Fahrenheit, to a temperature, C, in degrees Celsius. Determine C(52), to the nearest degrees

who was the first person to see a cell?

Who began to call themselves kings after the fall of rome?

Why might fitness professionals want to have information for their clients on obtaining adequate sleep? A. Because adequate is as important to fitness as exerc