anari98 anari98
  • 13-04-2020
  • Mathematics
contestada

y= -(x - 1)(x + 3) has how many real roots?
Answer choices:
A.2
B. Cannot be determined
C.1
D.0

Respuesta :

wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 13-04-2020

Answer:

A.2

Step-by-step explanation:

y= -(x - 1)(x + 3)

To find the roots, set y=0

0 = -(x - 1)(x + 3)

Using the zero product property

x-1 =0   x+3=0

x=1      x =-3

There are 2 real roots

Answer Link

Otras preguntas

The merge process involves which two types of files? a. Mail merge template and mailings b. Primary and secondary c. Text and merge fields d. Main document
x-(9x-10)+11=12x+3(-2x+ 1/3)
If the subtrahend is 9 and the difference is 8 what is the minuend?
Throughout history, a basic purpose of government has been to provide (1) equal rights for all people (2) laws to maintain order (3) representation for all soci
what is 26.2 as a fraction
Ken saves $140 per month. If this is 2.5% of his monthly income, how much does he earn per month ?
What is 1,430,000,000 in scientific notation?
Which of these factors is a major contribution to the environmental problems which exist in Europe? Europe is not highly industrialized. Much of Europe is cover
What is 1,430,000,000 in scientific notation?
what role did gold play in the economy of Europe during the 1500s