valeriie3611 valeriie3611

11-06-2021
Mathematics

contestada

How many real solutions does the quadratic equation
have?
10x^2– 5x – 7 = 0

1. 2
2. 0
3. 1
4. 3

Respuesta :

AlexTrusk AlexTrusk

11-06-2021

Answer:

Option 1: 2

Step-by-step explanation:

see the plotting (made with desmos)

note that 3 is impossible, because a quadratic equation can't have 3 real zeros

Ver imagen AlexTrusk

Answer Link

Otras preguntas

How much do physician assistants make in california?.

One of the most famous architects from the Renaissance era in Florence was ?

Plot the vertices (-2, -8), (-2, 2), and (8,2). What is the last vertex of the rectangle? What is the area of the rectangle? square units

Which is the best example of a concrete word? O A. Calm O B. Contemplation O C. Candle O D. Caution !!!!!!PLEASE PLEASE HELP!!!!!!

How many electrons are in the n = 2 shell of a magnesium atom?

A retailer agreed to take 5000 ball point pen. However he found that 12 persent are faulty. What was the percentage decrement

choose a random number between 1 and 20 . What is the probability that the number is greater than 5 and less than 15

How did the indian removal act lead to the trail of tears?.

Describe how you identified an area of need in your community

27.2g CuCl2 was dissolved in 2.50 L of the water. What is the molality of the solution?