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gavmur [86]
3 years ago
11

Find the value of c that makes each trinomial a perfect square. x^2-13x+c

Mathematics
1 answer:
vova2212 [387]3 years ago
8 0

Answer:

169/4

Step-by-step explanation:

x² - 13x + c

x² -2(x)(13/2) +(13/2)²

(13/2)² = 169/4 or 42 ¼

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Triangle ABC is shown below. Using a compass and straightedge, construct the dilation of ABC centered at B with a scale factor o
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Triangle ABC would remain the same because a dilation generally preserves the measure of an angle.

<h3>What is scale factor?</h3>

A scale factor simply refers to a ratio of two (2) corresponding side lengths or diameter in two (2) similar geometric figures such as triangles.

In this exercise, you're required to construct a dilation of triangle ABC that is centered at B with a scale factor of 2 by using a compass and straightedge.

In conclusion, triangle ABC would remain the same because a dilation generally preserves the measure of an angle.

Read more on scale factor here: brainly.com/question/2826496

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4 0
2 years ago
You need new shoes for work which cost $70. You earn $400 net income each week, but have expenses totaling $380 each week. If yo
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Answer:

<u>4 weeks</u>

Step-by-step explanation:

Remaining money (per week) :

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No. of weeks to buy shoes :

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2 years ago
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