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meriva
4 years ago
11

z varies directly with x^2 and inversely with y. When x = 2 and y = 4, z = 3. What is the value of z when x = 4 and y = 9?

Mathematics
1 answer:
Aloiza [94]4 years ago
5 0
Attached the solution and work.

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An elf, a dwarf, a hobbit, a wizard, and a man are sitting in a line.How many different ways can they sit if the elf and the dwa
Oksana_A [137]

Answer: 24

Step-by-step explanation:

1. Number Them

Elf and Dwarf = 1

Hobbit = 2

Wizard = 3

Man = 4

* Elf and Dwarf are put together so that they are always sitting together

2. Multiply

1 x 2 x 3 x 4 = 24

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2 years ago
a new desk cost (d) dollars. A bookshelf cost $114 less than the desk. A new lamp cost twice as much as the bookshelf
Soloha48 [4]

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Step-by-step explanation:

6 0
3 years ago
Write the quadratic function in standard form.<br><br> y=2(x - 3)² +9
xz_007 [3.2K]

Answer:

y = 2x^2 - 12x + 27

Step-by-step explanation:

<u>Step 1:  Distribute the power</u>

y = 2(x - 3)² + 9

y = 2(x^2 - 6x + 9) + 9

y = 2x^2 - 12x + 18 + 9

y = 2x^2 - 12x + 27

Answer: y = 2x^2 - 12x + 27

5 0
3 years ago
What is the factored form of 24x + 64y?
skelet666 [1.2K]
What is the factored form of 24x + 64y?
8(3x+8y)
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3 years ago
You and your friend drive toward each other. The equation 50h=190−45h represents the number h of hours until you and your friend
Gala2k [10]

Answer:

The answer is 2 hours later.

Step-by-step explanation:

In order to find how many hours you and your friend meet, you have to solve the equation to find h :

50h = 190 - 45h

50h + 45h = 190

95h = 190

h = 190 \div 95

h = 2

5 0
3 years ago
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