jesspolyak jesspolyak
  • 21-06-2020
  • Mathematics
contestada

Use the discriminant to determine the number of real solutions to the quadratic equation. 5a2+30a+45=0

What is the number of real solutions?
Select the correct answer below:
0
1
2

Relax

Respuesta :

allyv27
allyv27 allyv27
  • 21-06-2020

Answer:

1

Step-by-step explanation:

30^2 - 4(5)(45)

900 - 900

0

The discriminant works out to be 0, so there is one solution.

Answer Link

Otras preguntas

Scientists rely on models to represent concepts and processes in physical science. Which one of the following is a reason why scientists use models? A. M
Which gases enters ocean water from organisms that photosynthesize? A. carbon B. nitrogen C. hydrogen D. oxygen
Simplify. (2x∧3y5)∧4
758 round to the nearsest hundred
explain how to use a number line to find the opposites of the intergers 3 units away from -7
round 207,689 to the ten thousands place
if a giant tortoise  walks 15 feet a minute how long will it take this reptile to walk 165 feet?
Which of the following is a star that expands due to fusion? A. black hole B. galaxy C. constellation D. supergiant
758 round to the nearsest hundred
round each number to the specified place207,689  ten thousands507,378  millions3,422,087  thousands19,499,890 millions