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olasank [31]
3 years ago
11

I need help with math can someone please help me

Mathematics
1 answer:
ratelena [41]3 years ago
4 0

Answer:

133.1

Step-by-step explanation:

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Add polynomials<br> Simplify:<br> (-5a^3 - 2a^2) + (6a^3+9a^2+8a)
Pie
Combine like terms: Then solve

(-5a3 + 6a3) + (-2a2 +9a2) + 8a =


8 0
3 years ago
Read 2 more answers
I NEED HELP PLEASE!
jeyben [28]

9514 1404 393

Answer:

  y = 1/4x + 5

Step-by-step explanation:

The given line has a "rise" of -8 for a "run" of 2, so a slope of ...

  m = rise/run = -8/2 = -4

The perpendicular line will have a slope that is the opposite of the reciprocal of this slope. Its slope will be ...

  -1/m = -1/(-4) = 1/4

The equation you're looking for will have an x-coefficient of 1/4. The suitable choice is ...

  y = 1/4x + 5 . . . . the third choice

5 0
2 years ago
I need to know 2/7 divided by 6 =
Marina CMI [18]
It’s an irrational number just use a call
7 0
3 years ago
Read 2 more answers
Y = (x + 9)(x-4)<br><br>Now we need to multiply our binomials​
MA_775_DIABLO [31]

Answer:

x^{2}+5x-36

Step-by-step explanation:

To multiply binomials there are 2 ways. F.O.I.L., or the box method.

I will use the box method, and I hope it helps you!

After looking at the picture, this is not the answer quite yet.

x^{2}+9x-4x\\-36

Subtract 4x from 9x.

9x-4x=5x

So, the answer will be x^{2}+5x-36

8 0
2 years ago
Read 2 more answers
From two points on the same level as the base of a tree, the angles of elevation to the top of the tree are found to be 24° and
Valentin [98]

Answer:

the answer is 32.8in.

Step-by-step explanation:

(sin 22)/42 = (sin 24)/x

x = 45.60

sin 46 = x/45.60

x = 32.80

32.8in.

hope it helped :)

mark me brainliest!

8 0
3 years ago
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