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lutik1710 [3]
3 years ago
10

Is 45 a prime or composite number

Mathematics
1 answer:
Ilia_Sergeevich [38]3 years ago
5 0

Answer:

45 is a composite number because, it can be multiplied by 1,5,9,15 and 45.

Step-by-step explanation:

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Help I don't understand this, Can someone explain this to me?
saul85 [17]

Answer:

The second answer is correct (5 x 1,000,000,000)

Step-by-step explanation:

Just count the number of zeros. Multiplying a number liket his by five doesn't change the number of zeros

7 0
2 years ago
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The area of a circular swimming pool is approximately 18 m2. Which is the best estimate of the radius (r)?
DENIUS [597]

Answer:

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2 years ago
Use ordered pair rule(x,y) (x-4,y+8) to find the preimage of (8,20)
natka813 [3]

Answer:

(12,12)

Step-by-step explanation:

For the x coordinate you add 4 to 8, and get 12.

For the y coordinate you subtract 8 from 20 to get 12.

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Romashka-Z-Leto [24]

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Step-by-step explanation:

3 0
3 years ago
Tyna simplified the expression StartFraction 3 x cubed Over 12 x Superscript negative 2 Baseline EndFraction to StartFraction x
Yuki888 [10]

Answer:

She divided the coefficients incorrectly

Step-by-step explanation:

A. She divided the coefficients incorrectly.

B. She added the exponents instead of subtracting them.

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D. She subtracted the exponents instead of dividing them.

Correct calculation:

3x³/12x^-2

= 3x³ ÷ 12x^-2

= 3x³ ÷ 1/12x²

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Tyna's calculation:

3x³/12x^-2 = x/4

3 0
3 years ago
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