Alduiinn Alduiinn

29-10-2020
Mathematics

contestada

How many solutions does the equation x^2 = 9 have? How do you know?

Respuesta :

29-10-2020

Answer:

I'm pretty sure it's 2

Step-by-step explanation:

x^2=9

Step 1: Take the square root.

x=±√9

x=3 or x=−3

Answer Link

Otras preguntas

A Taekwondo hall is 30 m long, 20 m wide and 5 m high.It contains four windows of size 2.5 m × 2 m each and two doors of size 1.5 m × 4 m each. (i) How many pla

Why are action potentials usually conducted in one direction? (A) lons can flow along the axon in only one direction. (B) The brief refractory period prevents r

help meeeeeeeeeeeeeeeeeeeeeeeeeeee pleaseeeeeeeeeeeeeeee!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!help meeeeeeeeeeeeeeeeeeeeeeeeeeee pleaseeeeeeeeeeeeeeee!!!!!!!!!!!!!!!!!!

Eric rented a truck for one day. There was a base fee of $20.95, and there was an additional charge of 74 cents for each mile driven. Eric had to pay $171.91 wh

A grocery store sells a bag of 5 oranges for $4.75. If Aria spent $5.70 on oranges, how many did she buy?

ch3co2h is called acetic acid. the name implies what

The estimate of the area model below is 1,500. The product is rounded to the nearest hundred. Use the information that is shown to calculate the values that are

Choose the best answer below. skewed neither left nor right OA. True. Since the chi-square distribution is skewed neither left nor right, it is symmetric. OB. F

Use the Quadratic Formula to solve the equation x^2 - 8x = -24 20 Points! Thanks!

In a survey of 1000 randomly selected adults, 68% of the respondents think that the government should require parents to have their children vaccinated. a. If f