scoobylicioua7 scoobylicioua7

24-07-2018
Mathematics

contestada

What number must you add to complete the square
x^2-20x=17

Respuesta :

25-07-2018

[tex](*)\ (a-b)^2=a^2-2ab+b^2[/tex]

[tex]x^2-20x=17\\\\x^2-2\cdot x\cdot10=17\ \ \ |+10^2\\\\\underbrace{x^2-2\cdot x\cdot10+10^2}_{(*)}=17+10^2\\\\(x-10)^2=117[/tex]

Answer: 10² = 100

Answer Link

slamphear slamphear

12-11-2020

Answer:

100

Step-by-step explanation:

10^2=100

Answer Link

Otras preguntas

The Earth does not need a continual supply of materials. True False

What should be done before measuring an unknown pH of a solution using a pH meter?

What is the reason for the step taken from the proof below? HELPPPP

choose the verb that completes the sentence: Ustedes siempre__________musica en al clase de ingles. tocas, come, escuchan, escribe

Solve and Find the value of n

Graph the equation y=3/4x

Which of the following represents the lowest speed in miles per hour? A. 6 miles in 18 hour B. 11 miles in 14 hour C. 16 miles in 38 hour D. 20 miles in 12

A salesperson's commission rate is 5%. What is the commission from the sale of $43,000 worth of furnaces?

please help with this math question !!!

I need help someone please