addelializWarnell addelializWarnell
  • 01-12-2016
  • Mathematics
contestada

Please help! Find the value of C such that each expression is a perfect-square trinomial.

p^2-30p+c


k^2-5k+c

Respuesta :

apologiabiology
apologiabiology apologiabiology
  • 01-12-2016
for ax^2+bx+c
when a=1
take 1/2 of b and square it
that is what c should be ideally

p^2-30p=c
-30/2=-15
(-15)^2=225
c=225
(p-15)^2 is factored form


k^2-5k+c
-5/2
(-5/2)^2=25/4
c=25/4
factored form is (x-5/2)^2
Answer Link

Otras preguntas

Using style guidelines help a writer determine which topics to cover. arguments to cover. sources to cite. margin settings to apply.
The most common building blocks for a company's organizational structure A. usually consist of two divisions: a division charged with performing primary value c
Use substition to find the solution to the system of equations.
What is the length of the line? Choose 1 answer: 4 5 6 Square root of 5
Explain two features the revelation of Jesus shows about the nature of God. In your answer you must refer to a source of wisdom and authority
equivalent to Negative 28 xy + 35y
Radicals PLEASE HELP will mark brainliest! You are considering installing a pendulum in the amusement park visitor’s center. The time it takes a pendulum to com
Explain the features of source documents.​
Manuel and Sonja are shopping for school supplies. Manuel is buying 5 notebooks and 3 pens at a cost of $21. Sonja is buying 6 notebooks and 5 pens at a cost of
WORTH 10 POINTS Can someone explain to me how you solve this question. I would really appreciate it! Thank you.