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marusya05 [52]
3 years ago
12

Suppose x and y vary inversely, and x =10 when y=8. Write the function the models the inverse variation.

Mathematics
1 answer:
Damm [24]3 years ago
5 0

Answer:

sorry ya please forgive me

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Help, offering BRAINLIEST AND POINTS. One year ago, Lindsey deposited $250 into a savings account. Her balance is now $253. Two
andrew11 [14]

Answer:

$257.50

Step-by-step explanation:

Because it has a higher amount.

8 0
2 years ago
What is the imaginary part of z?
Shkiper50 [21]

Answer:

The imaginary part is the multiple of i. It is common practice to use the letter z to stand for a complex number and write z = a + bi where a is the real part and b is the imaginary part. where a is the real part and b is the imaginary part.

Step-by-step explanation:

You can easily check that a complex number z = x + yi times its conjugate x – yi is the square of its absolute value |z|2. Therefore, 1/z is the conjugate of z divided by the square of its absolute value |z|2.

Complex numbers A complex number z is defined as an ordered pair z = (x, y), where x and y are a pair of real numbers.

8 0
3 years ago
If an object on the moon is about 0.167 of its weight on earth. How much does a 156.5 pound astronaut weigh on the moon?
Ainat [17]

The weight of a astronaut would be 101.7 pounds


The reason why is we know that the astronaut is 156.5 all you do is multiple the moons gravity by that of the weight of the astronaut so the equation would look like this


156.5 x 0.165 = 101.72500000


But we would round out that answer to 101.7

5 0
3 years ago
Read 2 more answers
Find the area of the shapes below. Make sure to label your answers with units.
maw [93]

Answer:

Step-by-step explanation:

<h2>Area of shapes</h2><h3> a) Triangle</h3>

  base = b = 7  km

  altitude or height = h = 3.8 km

     \sf \boxed{\text{\bf Area of triangle =$\dfrac{1}{2}b*h$ }}

                                    = \dfrac{1}{2}*7*3.8\\\\= 7 * 1.9\\\\= 13.3 \ km^2

<h3>b) Rectangle:</h3>

     length = l = 8.2 cm

     width  = w = 7 cm

      \sf \boxed{\text{\bf Area of rectangle = l*w}}

                                        = 8.2 * 7

                                        = 57.4 cm²

<h3>c) Parallelogram</h3>

            base = b = 9.1 km

           height = h = 5 km

\sf \boxed{\text{\bf Area of parallellogram =b*h}}

                                          = 9.1 * 5

                                          = 45.5 km²

<h3>d) Trapezium</h3>

           Parallel sides a = 8.9 m  & b =  2.7 m

           height = h = 4.2 m

\sf \boxed{\text{\bf Area of trapezium =$\dfrac{(a +b)*h}{2}$}}

                                   \sf =\dfrac{(8.9+2.7)*4.2}{2}\\\\=\dfrac{11.6*4.2}{2}\\\\= 5.8 * 4.2\\\\= 24.36 \ m^2

7 0
1 year ago
Read 2 more answers
Please help me out :)
Naily [24]

Answer:

10d² + 8

Step-by-step explanation:

Given

(11 + 4d²) - (3 - 6d²) ← distribute parenthesis, second by - 1

= 11 + 4d² - 3 + 6d² ← collect like terms

= (4d² + 6d²) + (11 - 3)

= 10d² + 8

5 0
2 years ago
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