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grin007 [14]
3 years ago
10

What is the value of Z?

Mathematics
1 answer:
jasenka [17]3 years ago
5 0

Answer:

2

Step-by-step explanation:

2(z)+2 = 4

2z = 2 x 2 = 4

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The product of two positive integers plus their sum is 95. The integers are relatively prime, and each is less than 20. What is
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Let the fist integer be x, the second is x+20
the product of the numbers is:
x(x+20)
the sum of the numbers is:
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the sum of the above operations will give us:
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this can be written as quadratic to be:
x^2+22x-75=0
solving the above we get:
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3 0
4 years ago
Landon welded three pieces of metal together to form a triangle with side lengths that measure 8 inches, 9 inches and 17 inches.
Ray Of Light [21]

Answer:

<h3>No, it is not a right triangle</h3>

Step-by-step explanation:

In order to know whether the triangle is a right angle, we need to show that the square of the longest side is equal to the sum of the square of the other two sides

Longest side = 17in

other two sides = 8in and 9in

Check:

17² = 289

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= 8² +9²

= 64 + 81

= 145

Since 17² ≠ 8² +9², hence the triangle that Landon created is not a right triangle

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