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agasfer [191]
4 years ago
13

............help plsss T.T

Mathematics
2 answers:
PolarNik [594]4 years ago
4 0

Answer:

a) in division we subtract the index notations

c power 4 / c power 3 = c power 1 or c

d power 5 / d power 3= d power 2

8/2 = 4

answer = 4cd power 2

b)  9/3 = 3

a power 3/ a power 1 = a power 2

b power 5/ b power 2 = b power 3

ans= 3a power 2 b power 3

Pie4 years ago
3 0

Answer:a,  8c^{4} d^{5} /2c^{3} d^{3}

             8c^{3}.c.d^{3}.d^{2} /2c^{3} d^{3}

             ans=4cd^{2}

           ans= b, 9a^{3}  b^{5} /3ab^{2}\\3*3.a^{2}.a.b^{2}.b^{3} /3ab^{2} \\3a^{2}b^{3}

Step-by-step explanation: hope this will help you

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If you sell 30 items at $200 a piece and your commission rate is 20%, how much commission do
jarptica [38.1K]

Answer:

$1200

Step-by-step explanation:

There are 2 ways I immediately think about to solving the problem.

1) You multiply 30 and 200 , then multiply the product by .2 (i.e. 20%)

This way, you'll find out what the total amount was($6,000), then you multiply it by your commission rate.(.2 or 20%) to find your total profit($1,200).

2) You multiply 200 by .20 , then multiply the product by 30.

This way, you'll find out what your commission would be for a single item($40), then multiply by the total items sold (30) to find your total profit($1,200).

5 0
3 years ago
Rina is 6x + 3:8 feet tall and Ryan is 5x + 1/8 feet tall. How much taller is Rina than Ryan?
Dimas [21]

Answer: Rina is x+\dfrac{1}{4} feet taller than Ryan.

Step-by-step explanation:

Given, the height of Rina = 6x+\dfrac{3}{8} feet

The height of Ryan = 5x+\dfrac{1}{8} feet

To find : How much taller is Rina than Ryan?

Clue : Rina is taller than Ryan.

For that , we need to check the difference of the height between Ryan and Rina

i.e. (height of Rina) - (height of Ryan)

=6x+\dfrac{3}{8}-(5x+\dfrac{1}{8})\\\\=6x+\dfrac{3}{8}-5x-\dfrac{1}{8}\\\\=x+\dfrac{3-1}{8}\\\\=x+\dfrac{2}{8}\\\\=x+\dfrac{1}{4}

Hence, Rina is x+\dfrac{1}{4} feet taller than Ryan.

8 0
4 years ago
100 POINTS
exis [7]

Prism means two bases of equatorial triangle

So

Total area of bases

  • 2(73.2)=146.4

Total Lateral surface area

  • 3(104)
  • 312

So

TSA:-

  • 312+146.4
  • 458.4cm²

Relly made error in LSA

5 0
2 years ago
Read 2 more answers
Given the function f(x) = 5^x, Section A is from x = 0 to x = 1 and Section B is from x = 2 to x = 3. Part A: Find the average r
Masteriza [31]
Part A)

f(x) = 5^x
f(0) = 5^0
f(0) = 1
----------
f(x) = 5^x
f(1) = 5^1
f(1) = 5
----------
f(x) = 5^x
f(2) = 5^2
f(2) = 5*5
f(2) = 25
----------
f(x) = 5^x
f(3) = 5^3
f(3) = 5*5*5
f(3) = 125

-------------------

Rate of change for section A = (f(1) - f(0))/(1 - 0)
Rate of change for section A = (5 - 1)/(1 - 0)
Rate of change for section A = 4/1
Rate of change for section A = 4

Rate of change for section B = (f(3) - f(2))/(3 - 2)
Rate of change for section B = (125 - 25)/(3 - 2)
Rate of change for section B = 100/1
Rate of change for section B = 100

================================================

Part B)

From part A) above, we found,

Rate of change for section A = 4
Rate of change for section B = 100

Which means that section B's rate of change is 25 times greater (since 100/4 = 25, or 25*4 = 100)

Answer for part B: 25

================================================

Extra:  Explain why one rate of change is greater than the other.

The rate of change for section B is larger because the exponential function is growing faster as x increases. This is shown visually by the sharper and steeper incline as the function curve goes upward. The function starts off with relatively slower growth but it accelerates in speed. 

6 0
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on edge it's C. If Terrence samples 800 more people, his margin of error will be the same as Deena’s.

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