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
Natali5045456 [20]
3 years ago
6

Please help i need help with number 4 and 5

Mathematics
1 answer:
DIA [1.3K]3 years ago
5 0
Question 4. Just replace x with 2a.
So f(2a) = 5(2a)^2 + 4(2a)
= 5*4a^2 + 8a
= 20a^2 + 8a

Question 5. Since x = 3, which is more than 1, use the second equation.
f(3) = 3^2 + 1
= 9 + 1
= 10
You might be interested in
What is 0.34 miles per hour converted into a fraction or decimal?
Eddi Din [679]

Answer:

Step-by-step explanation:

it is 17/50 or 34%

8 0
3 years ago
Is this right,yes or no?​
Tju [1.3M]
what is the question
5 0
2 years ago
Write the ratio 7/8 in two different forms
Rainbow [258]
You can write it
7 to 8
7:8
5 0
3 years ago
The sum of four consecutive even integer numbers is 84. find the four numbers.
vodomira [7]

84/4=21

 now take the 2 even numbers below 21 and the 2 even numbers above 21

18 +20 + 22 +24 = 84

 the numbers are 18, 20, 22 & 24

3 0
3 years ago
Find 65.5÷2.5<br> A) 0.262 <br> B) 2.62<br> C) 22.6 <br> D) 26.2
mario62 [17]
65.5 divided by 2.5=26.2
answer is choice D
8 0
3 years ago
Read 2 more answers
Other questions:
  • The product of 8 and a number q is at least 32
    9·1 answer
  • The sum of the angle measures of a polygon with s sides is 2880. Find s. A. 20 B. 16 C. 17 D. 18
    8·1 answer
  • Tickets for a softball game at EAHS cost $5 for adults and $1 for students. The attendance that
    10·1 answer
  • :
    7·1 answer
  • For the write a story just make your own problem and answer it idk wut the the other one is​
    5·1 answer
  • HELP PLEASE!! Identify the function shown in this graph. ​
    7·2 answers
  • Use the graph of the scatter plot to answer the question.
    7·2 answers
  • Can someone explain?​
    6·1 answer
  • Dan's car depreciates at a rate of 15% per year. By what percentage has Dan's car depreciated after 3 years?​
    8·1 answer
  • The side lengths of △JKL are 60 cm, 80 cm, and 100 cm.
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!