cool4life42 cool4life42

03-04-2020
Mathematics

contestada

x^2-8x=3 perfect square

Respuesta :

MrSolution MrSolution

03-04-2020

Answer:

[tex]4\pm\sqrt{19}[/tex]

Step-by-step explanation:

[tex]x^2-8x=3\\x^2-8x-3=0\\x^2-8x+16-19=0\\(x-4)^2-19=0\\(x-4-\sqrt{19})(x-4+\sqrt{19})=0\\x=4\pm\sqrt{19}[/tex]

Answer Link

Otras preguntas

One of the solutions to the equation 5x^2+b x+12 = 0 is − 4/5. Find the value of b .

can someone explain this formula M=gr2/G why we put G on the denominator and r2 and g on numerator

Question 6 (6.03): Simplify. m9n7m6n

On dispose d'un carré de métal de 40 cm de côté. Pour fabriquer une boîte parallélépipèdique, on enlève à chaque coin un carré de côté x et on relève les bords

(a) Find the netid and the hostid of the following IP addresses: i. 114.34.2.8 ii. 132.56.8.6 iii. 208.34.54.12 (b) Find the class of the following IP addresse

HELPPPPPPPPPP PLEASEEEEEEEE!!!!!!

global warming leads to rise in the water level . Do you agree ? Prove your statement

What is the probability that one card is either an 8 or a 5

Which of the following sentences is correct? A. Them are twenty students in the class. B. They're twenty students in the class. C. Their are twenty students in

why does the poet hate the winter season in the second part of the poem?