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Korolek [52]
2 years ago
13

What exponential expression is equal to 2^-5 . 2^8

Mathematics
1 answer:
sineoko [7]2 years ago
8 0

~~2^{-5} \cdot 2^8\\\\=2^{-5+8}~~~~~~~~~~~~~~~~~~~~~;[a^m \cdot a^n = a^{m+n}]\\\\=2^3

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98 x 63 – 32 x 69 =
Dahasolnce [82]

Answer:

3966

Step-by-step explanation:

Use order of operations to solve this problem:

  • Parentheses
  • Exponents
  • Multiply (Left to right)
  • Divide (Left to right)
  • Addition
  • Subraction

In your case, there are no parentheses or exponents, so we can skip right the the multiply and divide step. The first multiplication is 98*63=6174. The next step is to do 32*69=2208. Then you minus 6174-2208=3966.

Hope this helps!

7 0
3 years ago
Tres hombres forman una sociedad y se ponen de acuerdo para repartir las ganancias en partes iguales x invierte $3500 y Y invier
Arlecino [84]
For this case, the total amount invested is:
 investment = 3500 + 1000 = 4500
 We must take out the percentage of what X invested.
 X investment = (3500/4500) * 100 = 77.78%.
 Therefore, X gets 77.78% of the profits:
 X profit = 0.7778 * 3000 = 2333.33 $
 answer
 if the profits are distributed in proportion to the amount invested X receives 2333.33 $
6 0
4 years ago
How do I solve for x since the triangles are similar?
Llana [10]
A line that is parallel to a side and intersects the other two siddes divides the sides proportionally.

Set up the proportion
2/x+1 = x/x+6
Multiply means and extremes
2x+12= x^2+ x
Solve to get your answer.
3 0
3 years ago
Please help me with this!!
s2008m [1.1K]

Answer:

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5 0
3 years ago
What is the next term in the geometric sequence?<br><br> 4/9,-4/3,4,...
Komok [63]

Answer:

-12

Step-by-step explanation:

r = -3

4/9 * (-3) = -4/3

-4/3 * (-3) = 4

so, 4 * (-3) = -12

7 0
3 years ago
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