LMixer5sosCR7Fan
LMixer5sosCR7Fan LMixer5sosCR7Fan
  • 03-10-2017
  • Mathematics
contestada

Please help ASAP!


If -3 is a zero of P(x) = 2x^3 + 3x^2 - kx - 27, Find the value of k. Show steps, please.

Respuesta :

kritter1
kritter1 kritter1
  • 03-10-2017
You can just input the value of -3 into the equation to find value of k.

0=2(-3)^3 + 3(-3)^2 +3k -27
27= -54 +27 + 3k
27= -27 = 3k
27+27 = 3k
54/3 = k
18 =k

Hope I helped :)
Answer Link

Otras preguntas

Identify the nation that exerted imperial control over India, impacting their language and religious beliefs. A. China B. Germany C. Britain D. Argentina
Give the components of the vector whose length is 10 and whose direction opposes the direction of [–4, 3].
Given the function rule f(x) = x^2 - 3x + 2, what is the output of f(-2)
a man exerts 3000.00N of force to push a car 35.00 meters in 90.00 seconds.... 1. what is the work done 2.what is the power generated
Please guys can you help on this word problem I'm stuck on it
I think I got the answer but I'm not sure. Help?
what policy reasserted the U.S. position as protector of the Western Hemisphere
A wave with a frequency of 0.5 Hz and a speed of 10 m\s has a wavelength of..
is granite a renewable resource
Which word in the sentence is the conjunction? The wind was strong, and the rain was quite heavy. A. strong B. and C. heavy D. quite Please Help ASAP