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choli [55]
3 years ago
10

What is the principal square root of 16? O A. 2 O B. -4 O C. -2 O D. 4

Mathematics
2 answers:
KATRIN_1 [288]3 years ago
7 0

Answer:

D. 4

Step-by-step explanation:

We know that the square of (+4) is 16 and also for (—4) is 16. We normally takes interest in positive square value for a square root. Therefore, The principal square root of 16 is 4

zmey [24]3 years ago
4 0

Yo se que es eso si no pues ni modo XD

D.4

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What is the probability that there is at most one purple marble? 0.100 0.301 0.770 0.971
andriy [413]

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<h3>What is the probability  about?</h3>

Probability is a term that connote the possibility of an event or something occurring or not.

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3 0
3 years ago
Solve the simultaneous equations. You must show all your working to find x and y. 1/2x -3y = 9 5x y + y = 28
dedylja [7]

Answer:

\huge\boxed{x = 6 , y = -2}

Step-by-step explanation:

\sf \frac{1}{2} x - 3y = 9-----------(1)\\5x + y = 28 ----------(2)

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\sf \frac{1}{2} x -3 y=9

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7 0
3 years ago
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