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Naya [18.7K]
2 years ago
13

Ayuda por fa con estos ejercicios por fa urgente

Mathematics
1 answer:
Anna71 [15]2 years ago
4 0

Step-by-step explanation:

A ball is thrown straight up from a rooftop 320 feet high. The formula below describes the ball's height above the ground, h, in feet, t seconds after it was thrown. The ball misses the rooftop on its way down and eventually strikes the ground. How long will it take for the ball to hit the ground? Use this information to provide tick marks with appropriate numbers along the horizontal axis in the figure shown.

h=-16t^2+16t+32

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(x^2-7x)^2+4(x^2-7x)-96 (x 2 −7x) 2 +4(x 2 −7x)−96
natita [175]

Answer:

answer...

Step-by-step explanation:

This is the answer.

6 0
2 years ago
Find the greatest common factor of the following monomials gh2 2g3h
anzhelika [568]
Hey there :)

gh² and 2g³h

The common here are g and h because the factor g and h appear in both terms

Therefore, the GCF is gh

5 0
3 years ago
E bisects DF , DE = 5y, and EF = 13y-8. Find DE, EF, and DF
bulgar [2K]
It bisects so DE=EF

DE=5y
EF=13y-8

so
5y=13y-8
minus 13y both sides
-8y=-8
divide both sides by -8
y=1

DE=5y=5(1)=5

DE=EF=5

DF=DE+EF=5+5=10

DE=5
EF=5
DF=10
7 0
2 years ago
Which correlation coefficient best represents a moderate relationship showing fewer anxiety symptoms in people who report higher
weqwewe [10]

Answer:

a) -0.5

Step-by-step explanation:

Correlation

  • Correlation is a technique that help us to find or define a relationship between two variables.
  • It is a measure of linear relationship between two quantities.
  • A positive correlation means that an increase in one quantity leads to an increase in another quantity
  • A negative correlation means with increase in one quantity the other quantity decreases.
  • Values between 0 and -0.3 tells about a weak negative linear relationship, values between -0.3 and -0.7 shows a moderate negative correlation and a correlation value of of -0.7 and -1.0 states a strong negative linear relationship.

Anxiety symptoms and life satisfaction are negatively correlated. As life satisfaction increases the anxiety symptoms decreases.

Thus, a moderate correlation between them can be expressed by a correlation coefficient of -0.5

5 0
2 years ago
Find the value of x.<br><br><br> 41.2 yd<br> 5.5 yd <br> 14.1 yd<br> 5.1 yd
evablogger [386]
The top angle inside the triangle would be 90-20 = 70 degrees

 so X = 15 / tan(7) = 5.45 = 5.5 yd

5 0
2 years ago
Read 2 more answers
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