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
liraira [26]
3 years ago
15

Find f(4). f(x) = x2 + 2x - 3 A) 5 B) 11 13 D) 21 Elimina

Mathematics
1 answer:
grandymaker [24]3 years ago
3 0

Answer:D

Step-by-step explanation:

you plug 4 in for x

f(4)=4^2+2(4)-3

=16+8-3

=24-3

=21

You might be interested in
A box contains 84 chocolates, of which 63 are dark chocolates. The rest are milk chocolates. What is the ratio of milk chocolate
loris [4]

Answer: 21:84

Explanation:

84-63=21, and then just do 21:84 lol

3 0
3 years ago
Someone please help thx
finlep [7]
I'm not sure exactly what it is but it would be a negitive 
4 0
3 years ago
-2r+3s <br> r=-8.2 s=-3.7
DiKsa [7]

Answer:

5.3

Step-by-step explanation:

-2r+3s

Let r=-8.2 s=-3.7

-2(-8.2) +3(-3.7)

16.4-11.1

5.3

3 0
3 years ago
Read 2 more answers
How many inches in a mile
xxMikexx [17]

Answer:

63360 inches

Hope that helps!

7 0
3 years ago
Read 2 more answers
Acute, obtuse, and right are ways in which you can classify triangles by their ___.
mote1985 [20]

Answer:

A) angles

Step-by-step explanation:

it is this because they r called right angels. not right sides

4 0
4 years ago
Read 2 more answers
Other questions:
  • you spin the spinner then flip the coin. what is the probability of spinning an even number and then flipping heads
    13·1 answer
  • Can someone help me order these from least to greatest
    12·1 answer
  • Some one please help with any of these!!!!
    11·1 answer
  • Will mark brainliest​
    8·1 answer
  • 2. A pet food company wants to know the number of pets owned by adults ages 21 to 70. The frequency table shows the data from a
    6·1 answer
  • Which solid figures have their volumes calculated using the formula V = 1 Bh, where B is the area of the base and h
    15·2 answers
  • Is 33,44,55 a right triangle?
    13·2 answers
  • Sheryl has a Christmas lighting project. She is going to put lights around outside of 15 windows with a height of 4 feet and a w
    12·1 answer
  • There are 21 students in an MA 206 class at FCC. How many ways are there to select 5 students for a group project
    5·1 answer
  • 931 is what percent of 980
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!