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2 years ago

Help its 11:28 due at 11:59 :((

Mathematics

1 answer:

Alja [10]2 years ago

3 0

Answer:

y = 0.87x + 0.02

Step-by-step explanation:

Euros as a function of dollars means that euros is y and dollars are x.

We are given 2 points: (4, 3.5) and (10, 8.72)

slope = (8.72 - 3.5)/(10 - 4)

slope = 5.22/6 = 0.87

y = 0.87x + b

3.5 = 0.87(4) + b

b = 0.02

y = 0.87x + 0.02

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Tatiana [17]

Answer:

(2, 4)

General Formulas and Concepts:

<u>Algebra I</u>

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Step-by-step explanation:

Where the 2 lines intersect is the solution to the systems of equations.

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3 years ago

Steve ordered plastic cases for storing his basketball cards each case has a length of 12 CM and a width of 6.5 cm , and height

AlladinOne [14]

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3 years ago

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makkiz [27]

$\left[\begin{array}{ccc}9&7\\-4&2\end{array}\right] -4M=\left[\begin{array}{ccc}-3&3\\4&-18\end{array}\right]\qquad(*) \\\\M=\left[\begin{array}{ccc}a&b\\c&d\end{array}\right]\to4M=\left[\begin{array}{ccc}4a&4b\\4c&4d\end{array}\right]$

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$(_{21})\qquad-4-4c=4\ \ \ \ |+4\\-4c=8\ \ \ \ |:(-4)\\c=-2\\\\(_{22})\qquad2-4d=-18\ \ \ \ |-2\\-4d=-20\ \ \ \ \ |:(-4)\\d=5\\\\Answer:\ A.\ M=\left[\begin{array}{ccc}3&1\\-2&5\end{array}\right]$

3 0

3 years ago

The circumference of a circle with a radius of 5, using 3.14 for pi, to the nearest tenth

Anuta_ua [19.1K]

Answer:

Your answer is 31.4 units squared

Step-by-step explanation:

By doing 2πr, you'll get your answer.

2*3.14*5 = 2*15.7 = 31.4

3 0

3 years ago

If the sin 30=1/2 the cos 60=

PSYCHO15rus [73]

Cos(60) = cos(90 - 30) = sin(30) = 1/2

This should be what you want.

8 0

3 years ago