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Kazeer [188]
3 years ago
15

A model of Boeing 777 airplane has a scale of 1 Inch:4.5 feet. The wingspan of the model plane is 4.5 inches. About how long is

the wingspan of the actual plane?
Mathematics
1 answer:
trasher [3.6K]3 years ago
7 0
The answer is 20.25. I used the butterfly method to find the answer.
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What is the quotient?
Setler79 [48]

Answer:

Option 3) \frac{1}{(t+4)^{2}}

Step-by-step explanation:

In the given question we have to calculate the quotient after division.

To solve this question we will factorize (t²+7t+12) first and then we will will divide by this.

⇒ t²+7t+12 = ( t²+4t+3t+12)

⇒ t(t+4)+3(t+4)

⇒ (t+3)(t+4)

Now its a simpler form of divisor to get the answer.

We come back to the question

\frac{(t+3)}{t+4}\div(t^{2}+7t+12)

= \frac{(t+3)}{t+4}\div(t+3)(t+4)

Or =\frac{(t+3)}{t+4}\times\frac{1}{(t+3)(t+4)}

=\frac{1}{(t+4)^{2}}

So the right answer is \frac{1}{(t+4)^{2}}

5 0
4 years ago
1 more than product of a number and -8
Whitepunk [10]

Answer:

x8 + 1

Step-by-step explanation:

5 0
3 years ago
A pair of shoes is on sale for 15% off. With this discount,customers will save $9 if they buy the shoes.
jekas [21]

Answer:12.54

Step-by-step explanation:

5 0
3 years ago
Read 2 more answers
Given points A(4, –2), B(1, 2), C(–2, 6). Find the distance between each two of them. Prove that points A, B, and C are collinea
Alenkasestr [34]
Baldy is on Brainly to smack us AHhHhHh but I don’t know how to solve your problem
7 0
3 years ago
Describe the solutions for the quadratic equation shown below:
PtichkaEL [24]

The solutions for the quadratic equation 9x² - 6x + 5 = 0 are A. 2 complex roots

To determine the the type of roots the quadratic equation 9x² - 6x + 5 = 0, we use the quadratic formula to find the roots.

So, for a quadratic equation ax + bx + c = 0, the roots are

x = \frac{-b +/- \sqrt{b^{2} - 4ac} }{2a}

With a = 9, b = -6 and c = 5, the roots of our equation are

x = \frac{-(-6) +/- \sqrt{(-6)^{2} - 4 X 9 X 5} }{2 X 9} \\x = \frac{6 +/- \sqrt{36 - 180} }{18} \\x = \frac{6 +/- \sqrt{-144} }{18} \\x = \frac{6 +/- \sqrt{-12} }{18}\\x = \frac{6}{18} +/- i\frac{12}{18} \\x = \frac{1}{3} +/- i\frac{2}{3} \\x = \frac{1 + 2i}{3}  or \frac{1 - 2i}{3}

Since the roots of the equation are (1 + 2i)/3 and (1 - 2i)/3, there are 2 complex roots.

So, the solutions for the quadratic equation 9x² - 6x + 5 = 0 are A. 2 complex roots

Learn more about quadratic equations here:

brainly.com/question/18117039

5 0
3 years ago
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