1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Alecsey [184]
3 years ago
5

What are the zeros of f(x) = x2 - x - 20?

Mathematics
1 answer:
sattari [20]3 years ago
5 0

Answer:

(-4,0) and (5,0)

Step-by-step explanation:

Factor.

f(x) = x^2 -x - 20

Factors of -20 that when are added they equal -1

-5 and 4

(x-5) (x+4)

x=5 and x=-4

You might be interested in
Ruby has a loss of $45 in her business. How will she enter the loss in her account book?
user100 [1]
-45 is the correct answer
9 0
3 years ago
If a1 = 8 and an = an-1 + 5 then find the value of a5.
Nimfa-mama [501]

Step-by-step explanation:

A1=8

A2=A1+5 plug 8 into A1 here. After getting the value, put into next equation. And repeat until you get A5

A3=A2+5

A4=A3+5

A5=A4+5

5 0
3 years ago
In a fruit cocktail, for every 15 ml of orange juice you need 25 ml of apple juice and 10 ml of coconut milk. What proportion of
zysi [14]

Answer:

the answer is  

Step-by-step explanation:

The proportion of coconut milk in the cocktail is  ml for every 15 ml of orange juice.

Proportion shows the fractional composition of a given quantity or substance.

So that:

orange juice = 15 ml

contents of the orange juice;

apple juice = 25 ml

coconut milk = 10 ml

total              = 35 ml

So that;

the fraction of apple juice in the orange juice =  x 15

                                          =

the fraction of apple juice in the orange juice =  ml

Also,

the fraction of coconut juice in the orange juice =  x 15

                                        =

the fraction of coconut juice in the orange juice =  ml

Therefore, the proportion of the cocktail that is coconut milk is: for every 15 ml of orange juice, then  ml of coconut juice is required.

3 0
2 years ago
Use scientific notation to rewrite the number:
slavikrds [6]
A. 2.603*10^-4
b. 538
3 0
3 years ago
Read 2 more answers
B) ¿Cuál es la relación entre el diametro y el radio?<br>​
kow [346]

Answer:

La circunferencia es una línea curva, y su longitud depende del radio o del diámetro. La relación matemática entre el radio (o diámetro) y la circunferencia se da por la siguiente fórmula: C = 2πr = πD. Donde C es la circunferencia y π=3.14.

Step-by-step explanation:

6 0
3 years ago
Read 2 more answers
Other questions:
  • I need help!!!! 5 (p + 6 ) = 8p
    15·1 answer
  • Shirley graphed the line shown on the coordinate plane
    5·1 answer
  • Online purchasing an online video store charges $24 for each DVD shipping cost $4per order find the cost of 3 DVDs
    6·2 answers
  • A firm is accustomed to training operators who do certain tasks on a production line. Those operators who attend the training co
    9·1 answer
  • Is -4/-5 positive or negative
    5·2 answers
  • What is (x − 3)(x − 5) = 35
    9·1 answer
  • Which of the following choices is the value of csc 0?
    9·1 answer
  • I need help with these two equations and to explain how to do it
    7·1 answer
  • Find AEB<br><br> find AED<br><br> find DBC
    6·1 answer
  • A cube with sides 5 inches, and a pyramid with base edges 5 inches. What is the height, so that the volume of the cube and the p
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!