2 years ago

I need help with finding x, y, and z.

Mathematics

1 answer:

leva [86]2 years ago

6 0

I hope this helps you

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A lock has two digit numeric code, with the numbers 1 through 7 available for each digit of the code. Note that numbers can be r

lubasha [3.4K]

If there is 2 digits and 7 numbers the combos would be:
1,1 2,1 3,1 4,1 5,1 6,1 7,1
1,2 2,2 3,2 4,2 5,2 6,2 7,2
1,3 2,3 3,3 4,3 5,3 6,3 7,3
1,4 2,4 3,4 4,4 5,4 6,4 7,4
1,5 2,5 3,5 4,5 5,5 6,5 7,5
1,6 2,6 3,6 4,6 5,6 6,6 7,6
1,7 2,7 3,7 4,7 5,7 6,7 7,7

Therefore there are 49 possible combinations :)

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2 years ago

Add polynomials<br> Simplify:<br> (-5a^3 - 2a^2) + (6a^3+9a^2+8a)

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Combine like terms: Then solve

(-5a3 + 6a3) + (-2a2 +9a2) + 8a =

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2 years ago

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Cindy shoots a bottle rocket straight up into the air such that its height h, in feet, at time t, in seconds, is given by the fu

dezoksy [38]

Answer:

t = [0.493,4.2]