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Snezhnost [94]
3 years ago
7

If a^2=b^2, does a=b? Explain and justify your answer.

Mathematics
1 answer:
anygoal [31]3 years ago
4 0

Answer:

  not necessarily

Step-by-step explanation:

Taking the square root of both sides, you have ...

  ±a = ±b

Those four cases resolve to two unique cases:

  a = ±b

The given equation will be true if a = b or if a = -b. If a and b are constrained to have the same sign, then a=b is the only solution.

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The reciprocal of a positIve natoinal number is?
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Answer:

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Step-by-step explanation:

Suppose that rational number is ab

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3 years ago
Juan cuts a piece of paper in half. he then cuts each half into thirds and each of those pieces into eights. finally, he cuts ea
Nookie1986 [14]

Answer:

D: 768

Step-by-step explanation:

First, he divides a piece of paper in half.

1 \div  \frac{1}{2}  = 2

He gets two pieces.

Next, he cuts each of the pieces into three parts.

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Step-by-step explanation:

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