01-08-2021
Mathematics

contestada

Function: y= x^2 + 5x - 7
Vertex:
Solutions:
( , ) and
( , )

Respuesta :

Аноним Аноним

01-08-2021

Answer:

Vertex is (-2.5, - 13.25) and x=(-5±sqrt(53))/2

Step-by-step explanation:

x^2+5x-7

x^2+5x+(2.5)^2-(2.5)^2-7

(x+2.5)^2-13.25. Vertex is (-2.5, - 13.25)

Solution of the functions are x=(-5±sqrt(53))/2

Answer Link

Otras preguntas

Three-fourths of a number increased by one-half is equal to fourteen. Find the number. 10 3/8 18 10 1/8 19 1/3

I REALLY NEED HELP ;-;The vertex of this parabola is at (-1,-3). which of the following could be its equation?a. x= -2(y+3)^2-1b. x= -2(y-1)^2-3c. x= -2(y-3)^2-

Suzanne Brett wants to borrow $55,000 from the bank. The interest rate is 6.5% and the term is for 5 years.

jane marko buys a car for 43,900.00. In three years the car depreciates 48% in vaule. how much is the car worth in 3 years?

How can you determine the domain and range of a function?

Geometric sequence help please!!!’

Lines y and z are parallel. what is the measure of angle 2? A. 6 B. 11 C. 28 D. 37

Write 4.257x10^-7 in standard form. A. 24,570,000 B. 2,457,000,000 C. 0.000002457 D. 0.0000002457

how do I set this up?

Suzanne Brett wants to borrow $55,000 from the bank. The interest rate is 6.5% and the term is for 5 years.