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
oksano4ka [1.4K]
3 years ago
7

I need help on these 2 questions. Algebra 1

Mathematics
1 answer:
hammer [34]3 years ago
4 0

Answer:

7. is G

8. f(4)=-120

Step-by-step explanation:

7. les do f(0)=4 since its the easiest

F. f(0)=0.4(0+5)(0-2)

    0.4*-2*5=-4                NOT IT. the ans. is +

G. f(0)=-0.4(0+5)(0-2)

    -0.4*-2*5=4               YESSSSSS

H. f(0)=-0.4(0-5)(0+2)

     -0.4*2*-5=4              YESSSSSS

J. f(0)=0.4(0-5)(0+2)

     0.4*2*-5=-4              NOT ITTTT

so G n H

 Put both equation=0

G. 0=-0.4(x+5)(x-2)

    x=-5,2     YASSSS this is the ans.

You might be interested in
*<br> What's the y-intercept of the following?<br> 4x + 2y = 20
Marysya12 [62]

Answer:

(1, -10) hope this helps

6 0
3 years ago
Read 2 more answers
How to get exact value of cos pi/2?
MrRa [10]
Alternative form =6.28319
4 0
3 years ago
The positive square root of 38 is between?
Oksanka [162]
It's between 6 and 7.
4 0
3 years ago
8 grams = milligrams
Digiron [165]

Answer:

8,000 miligrams

Step-by-step explanation:

There's 1000 milligrams in a gram so you would have to do multiplication.

which if you do..

8x1000

you should get...

8000 milligrams

4 0
3 years ago
Read 2 more answers
How many people can be served from one cup of oatmeal? How many cups will it take to serve 27 people?
ASHA 777 [7]

Answer:

B. 3 people;9 cups

Step-by-step explanation:

6 0
2 years ago
Read 2 more answers
Other questions:
  • Convert the repeating decimal into a fraction: 0.555
    9·1 answer
  • Refer to the figures below to complete the following problem.
    12·1 answer
  • In the figure, FL=5 and HL=8 what is FM?
    13·1 answer
  • What are the factors of the following quadratic equation 12=x^2-x
    13·1 answer
  • Joe's bank account decreases by $1.50
    5·2 answers
  • Which of these have one solution?
    15·1 answer
  • Solve the system of equations {x−4y=3
    7·2 answers
  • write the word sentence as an inequality a number b multiplied by -5 is at most -3/4 the inequality is ?
    12·2 answers
  • Please help. I don't know the answer
    9·1 answer
  • 3. Calculer le volume d'un cylindre de rayon 4 cm et de hauteur 15 cm ( valeur exacte puis arrondie au centième
    11·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!