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alexandr1967 [171]
2 years ago
12

Limx²-9x+20 x->4 x-4?

Mathematics
1 answer:
Gala2k [10]2 years ago
3 0

Answer:

-1

Step-by-step explanation:

lim x tends to 4 (x^2-9x+20)/(x-4). (x^2-9x+20)(x-4)=x-5.

So the limit is 4-5=-1

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What is the end behavior of the function?
Vinil7 [7]

Answer:

X->-infinite, graph is positive +(infinite)

X-> + infinite, graph is negative (-infinite)

Step-by-step explanation:

When you study end behaviour of a polynomial, you verify it's highest exponent. If it is odd, like this exercise, it's Y values come from negative infinity to positive infinity. If the coefficient is negative, it is the opposite, it comes from positive infinite to negative infinite.

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3 years ago
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Find a polar equation for the curve represented by the given cartesian equation. X2 + y2 = 2cx
Tanzania [10]
Hi,


Work:

Equation;

x2 + y2 = 2cx

Factor out 2x from expression.


2x \times (1 + yc)

Use commutative property to reorder yc.

2x \times (1 + cy) \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \: result


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r3t40
4 0
3 years ago
Which is the logarithmic form of 25 = 52?
goldfiish [28.3K]

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Step-by-step explanation:

7 0
2 years ago
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Can someone help me with this please
Natasha2012 [34]

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Step-by-step explanation:

6 0
2 years ago
Giving brainlist to whoever answers
Setler79 [48]

Answer:

m<A=94

Step-by-step explanation:

(2x+10)+(2x+2)=180

4x+12=180

-12 -12

4x=168

/4 /4

x=42

m<A= 2x+10

m<A=2(42)+10

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Check:

Add m<A and m<B which should equal 180.

m<B=2x+2

m<B=2(42)+2

m<B=84+2

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3 0
2 years ago
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