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
Sauron [17]
3 years ago
15

ASAP Simplify both expressions pls. 1. 3y^2+3(6y^2-9) 2. 0.5(x^4-3)+11

Mathematics
1 answer:
mezya [45]3 years ago
7 0

Answer:

1.\ 21y^2-27

2.\ 0.5x^4+9.5

Step-by-step explanation:

Solving (1)

3y^2+3(6y^2-9)

Open bracket

3y^2+3*6y^2-3*9

3y^2+18y^2-27

Simplify like terms

21y^2-27

Solving (2)

0.5(x^4-3)+11

Open bracket

0.5*x^4-0.5*3+11

0.5x^4-1.5+11

Simplify like terms

0.5x^4+9.5

You might be interested in
Look at the picture, I’ll give 40 points. If it’s correct
Alex73 [517]

Answer:

8

Step-by-step explanation:

I don't know how to explain

8 0
2 years ago
A triangle has sides with lengths of 3 millimeters, 4 millimeters, and 5 millimeters. Is it a right triangle?
Ivan

Answer:

yes

Step-by-step explanation:

it's a rule that 3,4,5 is a right triangle but use pathagorean to prove

3x3 + 4x4 = 5x5

9+16 = 25

4 0
3 years ago
Liam says the DOMAIN of the relationship shown here
Anit [1.1K]

Answer:

Step-by-step explanation:

- 2 ≤ x ≤ 1

x ∈ [ - 2 , 1 ]

7 0
3 years ago
Read 2 more answers
Is the question: Do prefer doing cool math problems or reading about old boring history? fair or biased
Anvisha [2.4K]

Answer:

I prefer reading history

Step-by-step explanation:

It can teach you how you get your country or something like that

6 0
3 years ago
Read 2 more answers
<img src="https://tex.z-dn.net/?f=4.5%20%5Cdiv%203%203%20%5Cdiv%204" id="TexFormula1" title="4.5 \div 3 3 \div 4" alt="4.5 \div
allsm [11]
Answer- 0.034090909090909, rounded is 0.034
4 0
3 years ago
Read 2 more answers
Other questions:
  • 20 Point Offer.<br><br>5x + 7y = 14<br><br>2x - 7y = 14<br><br>Elimination Method.
    13·1 answer
  • Help me on number problem 1 please
    12·2 answers
  • Points are plotted at (-2, 2), (-2, -4), and (2, -4). A fourth point is drawn such that the four points can be connected to form
    11·2 answers
  • Im new someone please help​
    12·1 answer
  • Write the​ slope-intercept equation of the function f whose graph satisifies the given conditions.
    14·2 answers
  • There are 10,000 mutual fund managers. 22 claim that they are the best, since their fund beat the relevant index every year for
    15·1 answer
  • The movie that mike watched lasted 1 hour and 26 minutes. How many minutes did the movie last
    7·1 answer
  • What restrictions are there on the range of the function H(w) below?
    15·1 answer
  • 30 POINTS!!!!! I WILL GIVE BRAINLIEST!!!!!! <br> What is the measure of angle PQR?
    11·1 answer
  • Factor using the GCF. 10x^2+15x-5
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!