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IceJOKER [234]
4 years ago
11

Could someone please explain how I would simplify this problem? 6/√3+2

Mathematics
2 answers:
ki77a [65]4 years ago
7 0
2.683281573 hope this is the answer to your problem

kicyunya [14]4 years ago
7 0
\frac{6}{\sqrt{3} + 2}

When we're dealing with surdic equations on the denominator, we want to rationalise this. When we have two terms, one being the surd, in the denominator, we multiply it by the conjugate, such that the denominator becomes a difference of two squares.

\frac{6}{\sqrt{3} + 2} \cdot \frac{\sqrt{3} - 2}{\sqrt{3} - 2}

This is still equivalent to the original equation, because we are essentially multiplying by a factor of 1.

\frac{6}{\sqrt{3} + 2} \cdot \frac{\sqrt{3} - 2}{\sqrt{3} - 2}
= \frac{6\sqrt{3} - 12}{3 - 4}
= -6\sqrt{3} + 12
= 6(2 - \sqrt{3}) is our simplified form.
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Paraphin [41]

Answer: 7/3

Step-by-step explanation: From the leftmost, lower point to the uppermost point, you move upwards 7, and rightward 3. Slope is vertical movement over horizontal, giving 7/3.

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3 years ago
A telephone pole has a wire attached to its top that is anchored to the ground. the distance from the bottom of the pole to the
kirza4 [7]

The height of the pole is 96 feet

In mathematics, the Pythagorean theorem, or Pythagoras' theorem, is a fundamental relation in Euclidean geometry among the three sides of a right triangle. It states that the area of the square whose side is the hypotenuse (the side opposite the right angle) is equal to the sum of the areas of the squares on the other two sides. This theorem can be written as an equation relating the lengths of the legs a, b and the hypotenuse c, often called the Pythagorean equation:[1]

a^{2}+b^{2}=c^{2},

Create a diagram of the scenario first. You would have a right triangle with a hypotenuse (longest side) of h + 4, a longest leg of h - 68, and one leg of length h to represent the pole.

Set up the equation h^2 + (h - 68)^2 = (h + 4)^2 using the Pythagorean theorem (a^2 + b^2 = c^2).

h^2 + (h - 68)^2 = (h + 4)^2

On simplifying we get

h^2+h^2-136h+4624 = h^2+8h+16

2h^2-136h+4624=h^2+8h+16

h^2-144h+4608=0

Solving using quadratic formula

h_{1,\:2}=\frac{-\left(-144\right)\pm \sqrt{\left(-144\right)^2-4\cdot \:1\cdot \:4608}}{2\cdot \:1}  

h_1=\frac{-\left(-144\right)+48}{2\cdot \:1},\:h_2=\frac{-\left(-144\right)-48}{2\cdot \:1}

h1 = 96 feet , h2 = 48 feet

If height would have been 48 feet then the other side would have a negative value as as 48 - 68 = -20 .

Hence the height of the pole is 96 feet

Learn more about Pythagoras theorem here :

brainly.com/question/343682

#SPJ4

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2 years ago
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tia_tia [17]
Never .. isoscels is unequal. I'm pretty sure
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3 years ago
Someone help me with my homework
ki77a [65]

Answer:

C

Step-by-step explanation:

The answer is C both the cube and rectangular prisms have 12 edges. We can tell the first two are wrong because both have 6 sides. We can tell the last one is wrong by counting. Both shapes have over 6 edges.

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4 years ago
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19

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