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
9

Use the grouping method to factor the polynomial below completely 3x^3+9x^2+5x+15​

Mathematics
1 answer:
Tomtit [17]3 years ago
6 0

Answer:

(x+3)( 3x^2 +5)

Step-by-step explanation:

3x^3+9x^2+5x+15​

Split into two groups

3x^3+9x^2     +5x+15​

Factor 3x^2 out of the  first group and 5 out of the second group

3x^2 ( x+3)  + 5(x+3)

Factor out x+3

(x+3)( 3x^2 +5)

You might be interested in
A.12<br> B.9<br> C.3<br> D.24<br> Please help this is not my best subject
GREYUIT [131]

Answer: The Answer Is 9

Step-by-step explanation:

If 4x - 12 = 24, add 12 to 24, and divide 36 by 4.

3 0
3 years ago
Read 2 more answers
(x+4)(x-2) as a triomial in standard form
Nataliya [291]

Answer:

x² - 8x + 16 Hope this helps

Step-by-step explanation:

Step 1: Write out expression

(x - 4)²

Step 2: Expand

(x - 4)(x - 4)

Step 3: FOIL

x² - 4x - 4x + 16

Step 4: Combine like terms

x² - 8x + 16

6 0
3 years ago
Read 2 more answers
A family daycare center charges a one-time $80 enrollment fee and $90 per week (w).
Vladimir79 [104]

You would multiply the weekly amount by the number of weeks (w) and add that to the one time fee:

t = 90w + 80

7 0
3 years ago
M∠A = 142º<br> I need it
Nonamiya [84]

Answer:

38

Step-by-step explanation:

7 0
3 years ago
Can someone help me please
andrew11 [14]
It’s a left side 8’5 right????
6 0
3 years ago
Other questions:
  • F(x) = x2 − 2x <br> How would I factor this?
    10·2 answers
  • What is the value of x a.20 b.35 c.60 d.70
    9·2 answers
  • What number is 8.0007 • 10 ^6 in scientific notation?
    10·2 answers
  • Choose all that apply. Why do we use graphs?
    7·2 answers
  • A number k is at least 5. Write this word sentence as an inequality.
    5·1 answer
  • Stacey is looking for a job. She wants her take-home pay to be at least $32,000. What is the least her salary can be if she pays
    14·1 answer
  • Please help thanks <br> a(n)=−6+3(n−1)
    10·1 answer
  • Ayla assembles a straight path for her toy trains using 11 pieces of track. Each piece of track is 8 centimeters long.
    10·1 answer
  • Find the perimeter of the windowb25cm. Round your answer to the nearest tenth.
    15·1 answer
  • Which property is illustrated?
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!