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Nookie1986 [14]

3 years ago

10

3. use the law of exponents to evaluate (1/x) ^ -n when x= 7 and n= 2

1 answer:

emmainna [20.7K]3 years ago

8 0

D on both ...................

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I need help to these two questions please

Vilka [71]

Answer:

second question i think the answer is c .i don't know about first one

Step-by-step explanation:

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3 years ago

-2x - 6xy - 3y +7x.....need help bc tomorrow have a test.

murzikaleks [220]

Step-by-step explanation:

-2x - 6xy - 3y + 7x <em>combine like terms</em>

= (-2x + 7x) - 6xy - 3y

= 5x - 6xy - 3y

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2 years ago

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Svet_ta [14]

Answer:

25.13in³

Step-by-step explanation:

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3 years ago

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What is the prime factor of 56

Sauron [17]

56=8*7=2^3*7=2*2*2*7

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3 years ago

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Patty has 8 flowerpots, and she wants to plant a different type of flower in each pot. There are 11 types of flower available at

Dominik [7]

The combination formula is given by

C(n, r) = $\frac{n!}{(n-r)!r!}$

C(11, 8) = $\frac{11!}{(11-8)!8!}$

C(11, 8) = 165

So, there are 165 ways of choosing 8 flowers out of 11 flowers

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3 years ago