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Ket [755]
4 years ago
7

Which expression is equivalent to (7x^2-4)(5x+7)

Mathematics
2 answers:
zepelin [54]4 years ago
8 0

Expand to get 35x^3+49x^2-20x-28


Nadusha1986 [10]4 years ago
5 0

Answer:

3x(3x + 2)

Step-by-step explanation:


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Determine whether each table defines the variable b as a function of the variable a select yes or no for each table
MatroZZZ [7]

Answer:

no

no

yes

Step-by-step explanation:

the first two tables have inputs which solve for more than one output which means they are not functions

5 0
3 years ago
Find the sum of (-3)^(n-1) divided by 4^n.
jek_recluse [69]
<span>(-3)^n-1 / 4^n
</span><span>
all I can see is that, by simplifying, you can get (-1/3) * (-3/4)^n.

I hope my answer has come to your help. Thank you for posting your question here in Brainly. We hope to answer more of your questions and inquiries soon. Have a nice day ahead!
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7 0
4 years ago
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melamori03 [73]
The answer is C because if you replace the variables with 0 and 3, it makes the equation reasonable.
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4 years ago
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kiruha [24]

Answer:

c =14.9 cm

Step-by-step explanation:

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<C = 180 - 162

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0.309 / c = 0.2079 / 10

c = 0.309 * 10 / 0.2079

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3 0
3 years ago
Solve:<br><br> 3x-y= 4<br> 2x-3y =-9
slavikrds [6]
Put in 9x4x3x2=216     easy 2 solve but hard 2 find
4 0
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