aspenlei aspenlei

21-08-2017
Mathematics

contestada

Find the roots of the function.
ƒ(x) = x^2 + 81

x = -81i, 81i
x = -81, 81
x = -9, 9
x = -9i, 9i

Respuesta :

tahanirish tahanirish

21-08-2017

the answer is -9i , 9i
x^2+81=0
x^2=-81
x=√-81
=9i,-9i

Answer Link

yoboiajeccles yoboiajeccles

21-09-2020

Answer:

For quick answer its -9i,9i

Answer Link

Otras preguntas

PLEASE ANSWER ASPA Using the distance formula, what is the distance of C (-4, -2) and D (3, 5)?

Choose the operation. Scientists believe that Niagara Falls was formed 10,000 years ago, and they predict it will last for another 25,000 years. How old will Ni

Twenty-five milliliters of 0.10 M HCl is titrated with 0.10 M NaOH. What is the pH after 15 ml of NaOH has been added

In a large University, the average age of all the students is 24 years with a standard deviation of 9 years. A random sample of 36 students is selected. a) Dete

In a newspaper, it was reported that yearly robberies in Springfield were down 2% to 245 in 2014 from 2013. How many robberies were there in Springfield in 2013

Name a Solid, Liquid, and a Gas. Solid: Liquid: Gas:

After a long walk in the 128C outdoors, a person wearing glasses enters a room at 258C and 55 percent relative humidity. Determine whether the glasses will beco

When the protagonist is the narrator, the point of view is _____. a. objective b. limited omniscient c. omniscient d. first person

Mia agreed to borrow a 3 year loan with 4 percent interest to buy a motorcycle if Mia will pay a total of $444 in interest how much money did she borrow how muc

Hurry!! State the domain of the glven relation.