StanislavO613056 StanislavO613056

03-11-2022
Mathematics

contestada

Find the roots of each quadratic equation by factoring. X² - 8x + 15

Respuesta :

JournaeS541546 JournaeS541546

03-11-2022

Given,

[tex]x^2-8x+15=0[/tex]

To find the roots

[tex]\begin{gathered} x^2-8x+15=x^2-3x-5x+15 \\ =x(x-3)-5(x-3) \\ =(x-3)(x-5) \end{gathered}[/tex]

The required roots are,

[tex](x-3)(x-5)[/tex]

Answer Link

Otras preguntas

Next four multiples of a unit fraction one half

An increase in the atmospheric levels of carbon dioxide (CO2) is the biggest contributor to which of the following? A . global warming B . El Niño C. wind storm

An increase in which of the following areas created a decline in labor union membership? automobile manufacturing coal mining steelmaking service industry

for f(x)=x+3 and g(x)=4x+5 find the following functions(simplify answers) (f*g)(x)= (g*f)(x)= (f*g)(-1)=

What is the fluid that fills the nucleus called?

Which of the following describes the main focus of The Prince? A. It attacks the corruption of the Church. B. It promotes political power based on Christian pri

WHICH COUNTRY CONTROLLED THE OREGON TERRITORY AT THIS TIME? AND IN WHAT YEAR WAS TEXAS ANNEXED TO THE U.S.?

find the sum to the equation of:

College students are offered a 8% discount on a textbook that sells for 26.50. If the sales tax is 8, find the cost of the textbook including sales tax.

-3x-8y=20 -5x+y=19 substitute