Tiff817 Tiff817

25-10-2018
Mathematics

contestada

What number must be added to the expression below to complete the square? X^2-7x

Respuesta :

lucasella lucasella

25-10-2018

Answer:

49/4

Step-by-step explanation:

x² -7x +(7/2)²=(x-7/2)²

x²-2x·7/2+ (7/2)²=(x²-7/2)²

(7/2)²=49/4

Answer Link

Otras preguntas

How much genetic information is carried in a pollen grain compared to a regular cell in one of the plants leaves?

Someone please help with these

A driving school wants to find out which of its two instructors is more effective at preparing students to pass the state’s driver’s license exam. An incoming c

1.2,3,7.5,18.75, which formula can be used to describe the sequence

30 POINTS! Write five questions you would ask Galileo about his work and life. Include possible answers.

The leaders of committees in the House epresentatives are members of the majority party because

this is the next one anyone

Someone tell me if these sequences are arithmetic, geometric, or neither 1. 2, 7, 27, 107... 2. 16, 4, 1, 1/4... 3. 71, 62, 53, 44, 35...

Which of the following is the word borrowed from the English language and used in the Spanish language ? A.el clóset B. El poncho C. El taco D. La piñata

How do igneous rocks change into sedimentary rocks?