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cluponka [151]
3 years ago
13

I need help with number 3

Mathematics
1 answer:
sattari [20]3 years ago
4 0
You multiply everything inside the brackets by what's outside it:

24-30x + 9
33 - 30x

D is the answer.
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A pentagonal prism is cut be a plane perpendicular to the base . What is the shape of the cross section that is formed?
Allisa [31]

Answer:

Step-by-step explanation:

The cross section will have the same shape as the base of the pentagonal prism; the dimensions will be proportionally smaller.

3 0
3 years ago
What does permimeter mean
kaheart [24]

Total distance around a shape

8 0
2 years ago
Read 2 more answers
Help on this problem?? please?
Reptile [31]

MrBillDoesMath!


Answer to #4:  81/256 * s^8 * t^ 12


Comments:

(7x^3) ^ (1/2)   =  7 ^ (1/2)  *  x^(3/2)   where  ^(1/2) means the square root of a quantity. The answer written (7x^3) is NOT correct.

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

(1)             (27s^7t^11)^ (4/3)  

               = 27^(4/3) * (s^7)^(4/3) * (t^11)^ (4/3)


As 27 = 3^3, 27 ^(4/3) = 3^4 = 81

               

(2)  (-64st^2)^ (4/3)  =     (-64)^(4/3) * (s^4/3) * t(^8/3)


As 64 = (-4)^3,  (-64)^(4/3) = (-4)^4 = +256                                        


So (1)/(2) =

81 * s^(28/3)* t^(44/3)

-------------------------------     =

256 s^(4/3) * t^((8/3)


81/256 *  s ^ (28/3 - 4/3) * t^(44/3 - 8/3) =


81/256 * s^(24/3) * t (36/3) =

81/256 * s^8        * t^ 12



MrB

5 0
4 years ago
Find the range of f
Ugo [173]
Write down y=f(x) and then solve the equation for x, giving something of the form x=g(y).
Find the domain of g(y), and this will be the range of f(x). ...
If you can't seem to solve for x, then try graphing the function to find the range.
8 0
3 years ago
Please help me answer this question.
pogonyaev

Answer: 5 miles

Step-by-step explanation:

5 0
3 years ago
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