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Mice21 [21]
3 years ago
12

What is the solution of X2+10x=11

Mathematics
2 answers:
Ira Lisetskai [31]3 years ago
4 0
X= 1,-11 I think that’s the answer it depends how you wanna solve it that’s the answer for x.
Lady_Fox [76]3 years ago
3 0

Answer:

x = -11 or 1

Step-by-step explanation:

x² + 10x = 11

Subtract 11 from both sides

x² + 10x - 11 = 11-11

x² + 10x - 11 = 0

Factorise by finding 2  factors of -11 that the sum would be +10

+11 and -1 = +11 -1 = +10

Therefore we rewrite equation as

x² + 11x - x - 11 = 0

Facyorise

x(x + 11) -1(x + 11) = 0

(x + 11) (x - 1) = 0

(x + 11) =0 or x - 1 = 0

Therefore

x = -11 or x = 1

x = -11 or 1

I hope this was helpful, please rate as brainliest

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A polynominal function that describes an enclosure is v(x)=1500x_x2 where x is the length of the fence in feet what is the maxim
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Answer:

The answer is below

Step-by-step explanation:

A polynominal function that describes an enclosure is v(x)=1500x-x2 where x is the length of the fence in feet what is the maximum area of the enclosure

Solution:

The maximum area of the enclosure is gotten when the differential with respect to x of the enclosure function is equal to zero. That is:

V'(x) = 0

V(x) = x(1500 - x) = length * breadth.

This means the enclosure has a length of x and a width of 1500 - x

Given that:

v(x)=1500x-x². Hence:

V'(x) = 1500 -2x

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The maximum area = 1500(750) - 750² = 562500

The maximum area = 562500 feet²

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