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Leona [35]
3 years ago
9

Please help! I will give brainliest :) Solve: 5xb+x-23+5.6

Mathematics
1 answer:
ivann1987 [24]3 years ago
8 0

Answer:

Add  

− 23  and   5.6

5x b  +  x −  17.4

Step-by-step explanation: plz brainliest

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A Toblerone candy bar is in the shape of a triangular prism. The area of the base is 3 in 2and the height of the prism is 5 in.
Mrac [35]

Answer:

  • 15 in³

Step-by-step explanation:

<u>Volume of the prism:</u>

  • V = Bh, where B- area of base, h- height

<u>Given:</u>

  • B = 3 in²
  • h = 5 in

<u>Volume is:</u>

  • V = 3*5 = 15 in³
8 0
3 years ago
Zoe babysat for x+3 hours yesterday.she earned x-2 dollars per hour.write a polynomial expression that represents the amount Zoe
vekshin1

Answer:

y=3x+2

Step-by-step explanation:


5 0
3 years ago
What does the fundamental theorem of algebra illustrate?
UNO [17]

Answer:

The fundamental theorem of algebra guarantees that a polynomial equation has the same number of complex roots as its degree.

Step-by-step explanation:

The fundamental theorem of algebra guarantees that a polynomial equation has the same number of complex roots as its degree.

We have to find the roots of this given equation.

If a quadratic equation is of the form ax^{2}+bx +c=0

Its roots are \frac{-b+\sqrt{b^{2}-4ac } }{2a} and \frac{-b-\sqrt{b^{2}-4ac } }{2a}

Here the given equation is 2x^{2}-4x-1 = 0

a = 2

b = -4

c = -1

If the roots are x_{1} and x_{2}, then

x_{1} = \frac{-2+\sqrt{(-4)^{2}-4\times 2\times (-1)}}{2\times 2}

                       = \frac{4 +\sqrt{24}}{4}

                       = \frac{2+\sqrt{6} }{2}

x_{2} = \frac{-2-\sqrt{(-4)^{2}-4\times 2\times (-1)}}{2\times 2}

                        = \frac{4 +\sqrt{8}}{4}

                        = \frac{2-\sqrt{6} }{2}

These are the two roots of the equation.

6 0
3 years ago
Identify the types of number ​
zysi [14]

Answer:

1 surds

2 fraction

3 decimal

4 negative

5 positive

5 0
3 years ago
Read 2 more answers
HELLLLLPPPPPPPPPP FASTTTTTTT<br><br> -(8x-3)59
vagabundo [1.1K]

Answer:

-472x+ 177

Step-by-step explanation:

-(8x-3)59

-59(8x-3)

-59*8x-(-59)*3

-59*8x+59*3

5 0
3 years ago
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