Ask question

Ask question

All categories

3 years ago

15

Find the zeros of the function: f(x) = x^2 - 4x - 21

1 answer:

IrinaK [193]3 years ago

5 0

Answer:

x = 7, x = -3

Step-by-step explanation:

We can find the zeros by factoring the equation using the zero product property.

x^2-4x-21 = 0

(x-7)(x+3) = 0

<u>x-7 = 0</u>

x = 7

<u>x+3 = 0</u>

x = -3

Zeros are x=7 and x= -3.

You might be interested in

Austin spots an airplane on radar that is currently approaching in a straight line, and that will fly directly overhead. The pla

Schach [20]

Answer:

Step-by-step explanation:

okay so first you have to

8 0

2 years ago

ben has 6 pounds of bolts in his auto shop he has to seperate them into boxeseach with 1/3 pound of bolts how many boxes can he

IgorLugansk [536]

Answer:

2 pounds in each

Step-by-step explanation:

4 0

3 years ago

Need help <br> what is 1+1

OlgaM077 [116]

It is 2 hope this helps

5 0

3 years ago

Read 2 more answers

What is (x,y) (x-4, y+2)? A. rotation B. reflection C. Transition D. Dilation

Novosadov [1.4K]

Answer:

im pretty sure it’s a sorry if i’m wrong

Step-by-step explanation:

5 0

3 years ago

Need help ASAP!!!!Make sure you can explain your answer

SCORPION-xisa [38]

Answer:

see below

Step-by-step explanation:

point A(x,y) becomes A'(-x,-y).

So point E (-3,-5) becomes E'( 3,5)

F (-1,-1) becomes F'(1,1)

and G (0,-5) becomes G'( 0,5)

8 0

3 years ago