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

nathan usually drink 31 ounces of water per day. He read that he should drink 61 ounces of water pet day. If he starts drinking 61 ounces, what is the percent i

Changes to the structure of a new protein (i.e., removal of some amino acids, folding of the protein, adding carbohydrates, etc.) are known as ______.

At a subduction zone, a volcano is most likely to form ________. a on the overriding plate b above the hot spot c on the subducting ocean plate d below the

10. The image to the left illustrates a portion of a neuron. What process is occurring?

how are maps used meaning

use a 10-squares model to solve 60% of 40

I'll give you a BRAINLIEST if you help me with these questions and they have to be correct.1. Which of the following types of mirrors has an optical axis?A) Con

Which type of investment spreads the risk among a variety of investment types while also producing a good return? A. Bonds B. Stocks C. Mutual funds D. Money ma

One Friday morning Commonlit answers What are the rumors circulating at the school?

PLEASE HELP ILL MARK BRAINLIEST