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e-lub [12.9K]
3 years ago
9

Formulate the quadratic function that contains the points (-2,1), (0,1) and (1,4).

Mathematics
1 answer:
gavmur [86]3 years ago
8 0

Answer:

Step-by-step explanation:

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128 fluid ounces equals how many pints
sergejj [24]
I believe the answer is 8 pints.
Hope I help

8 0
3 years ago
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One angle of a right triangle measures 60°. The side opposite this angle measures 15 inches.
Delicious77 [7]

Step-by-step explanation:

To solve this question I would use the sin rule.

The sin rule states that

\frac{a}{ \sin(a) }  =  \frac{b}{ \sin(b)  }

Therefore if you substitute in your numbers you get:

\frac{a}{ \sin(90) }  =  \frac{15}{ \sin(60) }

If you rearrange that you get:

a =  \frac{15}{ \sin(60) }  \times  \sin(90)

Therefore a = 17.3 Inches (to 3 sf)

This can also be done with basic trigonometry where you would get

\sin(60)  =  \frac{15}{h}

Rearranging to

h =  \frac{15}{ \sin(60) }

meaning the answer is 13.7 inches

6 0
4 years ago
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The measure of one angle of a right triangle is 44º more than the measure of the smallest angle. Find the measures of all
nadezda [96]

Answer:

  • The sum of all angles of a triangle is equal to 180 degree.
  • Now since it is a right angle triangle one angle is 90 degree.
  • And the other one given is 44 degree.
  • So the 3rd angle is 180 minus 90 plus 44 so it is equal to 46 degree .

5 0
3 years ago
Tobi scored 145 on an iq test with a mean of 100 and a standard deviation of 15. what is her z score?
Andreas93 [3]

Z-score if Tobi scored 145 on an iq test with a mean of 100 and a standard deviation of 15 is 3.

According to the given question.

Tobi scored 145 marks on an iq test.

⇒ x = 145

Mean, μ = 100

Standard deviation, σ = 15

As we know that,

A Z-score is a numerical measurement that describes a value's relationship to the mean of a group of values.

And it is calculated by formula

Z = x -μ/σ

Where,

Z is a Z-score

μ is mean

x is the observed value

Therefore,

The Z-score if Tobi scored 145 on an iq test with a mean of 100 and a standard deviation of 15

= 145 - 100/15  

= 3

Hence,Z-score if Tobi scored 145 on an iq test with a mean of 100 and a standard deviation of 15 is 3.

Find out more information about Z-score here:

brainly.com/question/15016913

#SPJ4

7 0
2 years ago
match the following trig ratios with the correct equation for the triangle shown below (picture attached)
Sergeu [11.5K]

Answer:

a

Step-by-step explanation:

5 0
3 years ago
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