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
just olya [345]
2 years ago
15

What is f(-3) for the function f(a)=-2a^2-5a+4

Mathematics
1 answer:
Scorpion4ik [409]2 years ago
8 0
F(-3) = -2(-3)^2 - 5(-3) + 4 = -2(9) + 15 + 4 = -18 + 19 = 1
You might be interested in
Solve the one step inequality <br>x+15&lt;62​
larisa [96]

Answer:

x<47

Step-by-step explanation:

4 0
3 years ago
Find the complementary angles of the following.
vovikov84 [41]

Answer:

1. 87

A77

B24

C93

D47

E 31

F 48

2. 160

A10

B20

C30

D40

E 50

F 60

3. 68

A851

B295

C302

D574

E 112

F 638

4. 174

A3

B4

C5

D 6

E 7

F 8

5. a

A180-a

B180/2

C 179*a

D 179+a

E 60

F pi

Find the complementary angles of the following.

6. 53

A90

B32

C 25

D 45

E 18

F 37

7. 12

A46

B78

C98

D31

E 52

F 64

8. 73.5

A16.5

B34.2

C29.4

D17.7

E 57.9

F 11.3

9. 23.7

A66.3

B70.1

C42.5

D83.9

E 54.8

F 36.2

10. a

A90/a

Ba-90

Ca/2

D90-a

E 90-2

F a^2

Two of the angles are listed. Find the measure of the third angle in each triangle. Similar to example 6

11. 16,42

A256

B421

C107

D510

E 122

F 329

12. 90, 30

A23

B42

C47

D60

E 71

F 89

13. 43, 118

A12

B34

C19

D57

E 11

F 27

14. 60, 60

A15

B90

C29

D60

E 30

F 45

15. 14, 123

A73

B25

C38

D19

E 43

F 13

16. 68, 86

A45

B56

C26

D19

E 32

F 82

17. 55, 77

A18

B37

C62

D57

E 20

F 48

18. a, (a + 80)

A100 - 2a

B112 - 7a

C182 - 2a

D254 - 5a

E 311 - 3a

F 302 - 1a

19. x, (x + 20)

A189 - 7x

B167 - 1x

C114 - 5x

D160 - 2x

E 124 - 2x

F 142 - 1x

20. m, 2m

A172 - 2m

B187 - 7m

C124 - 4m

D143 - 1m

E 164 - 9m

F 180 - 3m

1. C

2. B

3. E

4. D

5. D

6. F

7. B

8. A

9. A

10. B

11. D

12. A

13. D

14. B

15. A

16. C

17. F

18. A

19. D

20. F

Step-by-step explanation:

6 0
3 years ago
What the heck do i put here pls help
Genrish500 [490]

Answer:

I can't answer the whole question but the first one is 7 x 9, or 63 squares. And say you chose a square that is 4 x 3 so that would be the area of the tile you chose. Im sorry I couldn't answer the whole thing but I hope that makes since of what I did, if not please ask questions.

Step-by-step explanation:

5 0
2 years ago
Which one is the answer I need sum help no cap
Valentin [98]

Answer:

2.5%

Step-by-step explanation:

After 10.4 ounces, the number of adults goes down drastically. The rest of the options are 47.5%, 95% and 97.5%, which are not the answers. Hence, the answer is 2.5%.

4 0
2 years ago
Write the ratio in its simplest form using the colon. 24 blue cars out of 48 cars.
Tems11 [23]

Answer:

1:2

Step-by-step explanation:

24 : 48 simplified is 1 : 2

7 0
2 years ago
Other questions:
  • Bob's hardware sells buckets in five different sizes. the tiny bucket holds 3 quarts, the small holds 6 quarts, the medium holds
    11·2 answers
  • 25-x^2/5x+x^2 lim x -5
    13·1 answer
  • Find the circumference and area of a circle<br>with a radius of 5 feet.​
    8·1 answer
  • A shipping company charges based on calculations of the volume of a rectangular box and the sum of the dimensions of the
    8·1 answer
  • Can anyone help me please?!
    5·2 answers
  • What do you call an emergency relief in antarctica
    9·2 answers
  • Let s be the annual sales​ (in millions) for an electronic device. The value of s is 13.9 for 2009. What does sequals13.9 mean i
    12·1 answer
  • Find the value of x.
    10·2 answers
  • A single six-sided die is rolled. Find the probability of rolling a seven
    6·2 answers
  • (1,-3) and (-2,4) what’s the slope
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!