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BARSIC [14]
3 years ago
13

Please help me! I will give branliest if it’s correct :)

Mathematics
2 answers:
Pani-rosa [81]3 years ago
5 0

Answer:

\frac{z^{2} }{25}

Step-by-step explanation:

In order to write the expression in the form of \frac{z^{2} }{k} we simply have to open up the brackets. We do that the following way...

(\frac{z}{5} )^{2} =( \frac{z}{5} )( \frac{z}{5}) = \frac{z^{2} }{25}

notka56 [123]3 years ago
3 0

Answer:

the answer is in the picture

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Rzqust [24]

The value of c is equal to 7\sqrt{2}

Data:

  • Opposite = 7
  • Angle = 45 degrees
  • hypothenuse = c
<h3>Trigonometric Ratio</h3>

To solve this problem, we need to use trigonometric ratio SOHCAHTOA.

Since we have opposite and hypothenuse value, we can use sine angle for this.

sin \theta = \frac{opposite}{hypothenuse}

Let's substitute the values into the formula

sin45 = \frac{7}{c}\\ c = \frac{7}{sin 45} \\c = 7\sqrt{2}

The value of c is equal to 7\sqrt{2}

Learn more on trigonometric ratio here;

brainly.com/question/11967894

3 0
3 years ago
which second degree polynomial function has a leading coefficent of -1 and a root 4 with multuplicity 2?​
zavuch27 [327]

Answer:

-x^2 + 8x - 16.

Step-by-step explanation:

That would be -1(x - 4)^2.

= -(x^2 - 8x + 16)

= -x^2 + 8x - 16.

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A photo that is 4 in wide and 6 in high is enlarged to a poster that is 3ft wide and 4 1/2 ft high what is the ratio of the widt
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1:9 would be the ratio
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Pretty sure its 4 gallons 
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