222es9584m 222es9584m

23-10-2020
Mathematics

contestada

Use the quadratic formula to solve the equation-x^2+7x-9=0

Respuesta :

anjumunnisa78 anjumunnisa78

23-10-2020

Answer:

x=-b+-[tex]\sqrt{}[/tex]b^2-4ac/2a

Step-by-step explanation:

-7+-[tex]\sqrt[/tex]49-36/-2

-7+-[tex]\sqrt[/tex]13/-2

Answer Link

Otras preguntas

Bronze is an alloy, which is what form of matter? Solution Heterogeneous mixture Element Compound

The two most common types of drama are _____ short story and poem. heroic and myth. comedy and tragedy. amusing and boring.

The rule when using mla style is to press the spacebar ____times after periods

How would you find the average speed of a cyclist throughout an entire race?

In early development bone tissue is made mostly ofa. red marrow. b. spongy marrow. c. periosteum. d. cartilage.

The ratio of the length of a rectangular field to its width is 4 : 3. The length of the field is 20 meters. Find its area and perimeter.

Over training can include ______. A. using too much weight B. exercising 2-4 days a week C. using mostly isometric exercise D. training too many muscles in th

A traditional health record refers to which aspect of health information technology?

When the microscope is focused under one magnification, it will also be focused under other magnifications?

Since the 1990s, how has the LGBTQ community been represented in the media? A-They have been represented more in the media. B-They have been represented less in