Round 963 to 1 significant figure.

1 answer:

7 0

963 would be rounded to become 1000.
This is because 9 is the first non-zero number and so since there are only going to be 1 significant figures, the 9 would round up or down. There is a 6 after the 9, so it rounds up to 10, making it 1000.

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What number fills in the blank to complete the factorization of 3x + 24? (x + 8)

Crank

we have

$3x+24$

Find the greatest common factor GCF

we know that

$3\\ Factors=1,3\\ \\ 24=2^{3}*3\\ Factors=1,2,3,4,6,8,12,24$

The GCF is equal to $3$

therefore

$3x+24=3*(x+8)$

the answer is

The number is $3$

8 0

4 years ago

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How many different four-letter arrangements can be formed using the six letters A, B, C, D, E and F, if the first letter must be

Ainat [17]

Answer with Step-by-step explanation:

We are given that A,B,C,D,E and F.

We have to find the number of different four -letter arrangements can be formed using given six letters a,if the first letter must be C and one of the other letters must be B and no letter can be used more than once in the arrangement.

Number of letters=6

We have to arrange four letter out of six

After fixing C and B then we choose only two letters out of remaining four letters and repetition is not allowed.

Permutation formula : $nP_r=\frac{n!}{(n-r)!}$