emmaleighhuskins16 emmaleighhuskins16

04-05-2021
Mathematics

contestada

What value of k makes the trinomial x^2- 10x + k a perfect square?

Respuesta :

keijosalonen keijosalonen

05-05-2021

Answer: 25

Step-by-step explanation: (x-a)² = x² - 2ax + a²

From x² - 10x + k we deduce that 10x = 2·5x and a = 5

Then k = 5²2

Answer Link

Otras preguntas

Shawna is mixing red and white paint to create a shade of pink to paint her room. after experimenting, shawna decides that the perfect shade of pink is created

brad’s parents are getting divorced. he has so many intense emotions that he can almost feel his blood boiling. what is his emotion? what is the source of the

Nelson, a minor, misrepresents his age when agreeing to a contract to buy a restored, antique soda vending machine from old is new again, inc. ordinarily, nelso

8x=-5y+3 in standard form

In the context of employee development, _____ is the most common method of implementing a work-based program.

Which of the following represents a contrast between the ideas of Ulrich Zwingli and John Calvin? (5 points)

According to the lesson, America's unemployment rate stood at percent before Black Thursday and the Great Depression.

Which k u s h i t e accomplishment reflects the influence of Egyptian culture?

Is the constitution a conservative liberal or radical document? did the framers consider the constitution something finished, or did they consider it a document

what’s elaine’s weekly allowance