The rule to check if a triplet of numbers can represent the sides of a triangle is the following: the sum of the length of two sides must exceed the third one.

This happens for all possible couples in your case:

$2+9=11>10$

$2+10=12>9$

$9+10=19>2$

3 0

2 years ago

For how many values of x does the graph f(x)= x^2 -3 intersects the x-axis?

anzhelika [568]

Answer:

cocomelon . 3/5 - 4

Step-by-step explanation:

6 0

1 year ago

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What is the value of x 21, 18, 10 or 29?

Hitman42 [59]

18. Set the the two equations equal and solve.

8 0

3 years ago

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Evaluate f(x) = –x2 – 4 for x = –3.

melisa1 [442]

The answer to your problem is 2

6 0

3 years ago

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