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

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

Jan has a 12 ounce milkshake 4 ounces in the milkshake on vanilla and the rest is chocolate what are two equivalent fractions that represent the fraction of the

find the value of 7u-4 given that 4u-3=9

By definition, any substance that accepts a proton is best defined as?

What 5 things can reduce biodiversity

A circle has a radius of \sqrt{13}√ 13 square root of, 13, end square root units and is centered at (-9.3,4.1)(−9.3,4.1)left parenthesis, minus, 9, point,

What factors contributed to the refocusing of the nation away from the problems of the South?

How much thermal energy is Generated?Gravitational Potential Energy 8000 JKinetic Energy 7000 JThermal Energy ? JAnswers1000 J2000 J7000 J15,000 J

Match the dictionary abbreviation to its meaning. 1. table (n.) plural 2. law (sing.) singular 3. coffees (pl.) noun 4. late

what kind of changes occur between atoms when substances undergo chemical reactions?

The florida real estate commission was first created in what year?