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ehidna [41]
2 years ago
6

Evaluate 2x2– 4xy – 3y2for x = 1 and y = - 1

Mathematics
1 answer:
nalin [4]2 years ago
6 0

Answer:

The answer is 3

Step-by-step explanation:

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The speed (v) of a gear varies inversely as the number of teeth (t). If a gear that has 48 teeth makes 20 revolutions per minute
Svetradugi [14.3K]

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80

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2 years ago
Please HELP HELP HELP HELP HELP HELP HELP
olga nikolaevna [1]

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with the X you now know you will have to multiply then you need to figure out what the other side of the = sign is with X and you should get your answer!

Step-by-step explanation:

That's all I know Sorry

4 0
3 years ago
Read 2 more answers
The answer?????????????
Aleksandr-060686 [28]

Hey there!

In a rhombus, opposite angles are congruent. This means that 2y is equal to y+34. Let's set up an equation to solve for y.

2y=y+34

We subtract y from both sides.

y=34

Therefore, y=34°

I hope that this helps! Have a wonderful day!

6 0
3 years ago
Write the ratio as a fraction in simplest form, with whole numbers in the numerator and denominator.
alexandr402 [8]
2/7 is the correct answer


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