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Sever21 [200]
4 years ago
10

Simplify the polynomial below (a^3 + 4a^2 − 7) + (3a^3 − 2a^2 + 1)

Mathematics
1 answer:
klasskru [66]4 years ago
6 0
(a^3+4a^2-7)+(3a^3-2a^2+1)=a^3+4a^2-7+3a^3-2a^2+1\\\\=(a^3+3a^3)+(4a^2-2a^2)+(-7+1)=4a^3+2a^2-6
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Identify the domain of the graph.
Viktor [21]

Answer:

Domain is 0 to 50.

Step-by-step explanation:

0 \leq  x \leq  50

7 0
3 years ago
Read 2 more answers
I need help with this problem, if anyone could help ASAP, that would be much appreciated. In the figure below, mROP = 125° Find
VARVARA [1.3K]

Answer:

mRP = 125°

mQS = 125°

mPQR = 235°

mRPQ = 305°

Step-by-step explanation:

Given that

  • mROP = 125°
  • ∠ROP is a central angle

Then:

  • measure of arc RP, mRP = mROP = 125°

Given that

  • ∠QOS and ∠ROP are vertical angles

Then:

  • mQOS = mROP = 125°
  • measure of arc QS, mQS = mROP = 125°

Given that

  • ∠QOR and ∠SOP are vertical angles

Then:

  • mQOR = mSOP

Given that

  • The addition of all central angles of a circle is 360°

Then:

mQOS + mROP + mQOR + mSOP = 360°

250° + 2mQOR = 360°

mQOR = (360°- 250°)/2

mQOR = mSOP = 55°

And (QOR and SOP are central angles):

  • measure of arc QR, mQR = mQOR = 55°
  • measure of arc SP, mSP = mSOP = 55°

Finally:

measure of arc PQR, mPQR = mQOR + mSOP + mQOS = 55° + 55° + 125° = 235°

measure of arc RPQ, mRPQ = mROP + mSOP + mQOS = 125° + 55° + 125° = 305°

6 0
3 years ago
Graph the line using a point and a slope. Write the equation of each line: a line that contains point (0, −3) and perpendicular
Sav [38]

Answer:y = 2x − -3 find the y and x and then identify if its zero slope or undefined.

Step-by-step explanation:

8 0
3 years ago
QUESTION ATTACHED PLZ HELP NEEDED
saw5 [17]
Y = a (x + 3)² - 1

Let's take the point (-1;3)

3 = a ( -1 + 3)² - 1
3 = 4a - 1
4a = 4

Therefore a = 4/4 = 1

(x+3)² - 1
= x² + 6x + 9 - 1
= x² + 6x + 8

The answer would be y = x² + 6x + 8.

Hope this helps !

Photon
4 0
4 years ago
Select the correct answer. Which is the graph of the function f(x) = x^3 - 3x^2 - 4x?
Arada [10]

Answer:

A

Step-by-step explanation:

6 0
3 years ago
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