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Kisachek [45]
3 years ago
9

The following examples illustrate the inverse property of multiplication. Study the examples, then choose the statement that bes

t describes the property.
1
5
• 5 = 1

√2 (
1
√2
) = 1

Inverse property of multiplication: For all real numbers except , a • = 1.
Mathematics
2 answers:
serg [7]3 years ago
6 0

Answer:

Inverse property of multiplication:  For all real numbers except "0"

a* "1/a" = 1

Step-by-step explanation:

Its kinda complicated to put the answers in, but the answer is in parentheses so it would be a little easier to see what was correct.. hope this is more helpful

This is the correct answer according to edg e2020  Good Luck!!!

Ierofanga [76]3 years ago
3 0

Answer:

\text{Inverse property of multiplication: For all real numbers except }0,\text{ }a\cdot 1/a=1

Explanation:

These are the examples given to illustrate the inverse property of multiplication:

         1/5\cdot 5=1\\\\ \sqrt{2}\cdot (1/\sqrt{2})=1

And you must complete the statement to describe the property.

  • Inverse property of multiplication: For all real numbers except __, a • __ = 1.

In the first example, 1/5 and 5 are reciprocal numbers of each other, also known as multiplicative inverses. And the example is showing that the product of 1/5 and its reciprocal is 1.

In the second example,    \sqrt{2}\text{ and }(1/\sqrt{2})    are reciprocal of each other. Again, the example is showing that the product of those a number at its reciprocal is 1.

That is a general <em>property</em>, that can be written as:

             a\cdot 1/a=1

That property is satisfied by any number except 0, because the reciprocal of    0  , i.e.    1/0    is not defined.

Then, the statemen is:

\text{For all real numbers except }0,\text{ }a\cdot 1/a=1

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1 poir
poizon [28]

9514 1404 393

Answer:

  $1790.99

Step-by-step explanation:

<u>Given</u>:

  $1625 is invested at an annual rate of 1.95% compounded quarterly for 5 years

<u>Find</u>:

  the ending balance

<u>Solution</u>:

The compound interest formula applies.

  FV = P(1 +r/n)^(nt) . . . Principal P at rate r for t years, compounded n per year

  FV = $1625(1 +0.0195/4)^(4·5) = $1625(1.004875^20) ≈ $1790.99

The account ending balance would be $1790.99.

8 0
3 years ago
Given the following exponential function, identify whether the change represents growth or decay, and determine the percentage r
NISA [10]

The <em>exponential</em> function y = 290 · 0.31ˣ reports a decay as its <em>growth</em> rate is less than 1 and greater than 0. Its <em>percentage</em> rate of decrease is equal to 69 %.

<h3>How to determine the behavior of an exponential function</h3>

<em>Exponential</em> functions are <em>trascendental</em> functions, these are, functions that cannot be described <em>algebraically</em>. The <em>simplest</em> form of <em>exponential</em> functions is shown below:

y = a · bˣ     (1)

Where:

  • a - Initial value
  • b - Growth rate
  • x - Independent variable.
  • y - Dependent variable.

Please notice that this kind of <em>exponential</em> function reports a <em>growth</em> for b > 1 and <em>decay</em> for b < 1 and b > 0. According to the statement we have the function y = 290 · 0.31ˣ, then we conclude that the exponential function given reports a <em>decay</em>.

The <em>percentage</em> rate of decrease is determined by the following formula:

100 × (1-0.31) = 100 × 0.69 = 69 %

The <em>percentage</em> rate of decrease related to the <em>exponential</em> function is 69 %.

To learn more on exponential functions: brainly.com/question/11487261

#SPJ1

7 0
2 years ago
A spinner with 9 equal sections is numbered 1 through 9. The probability of spinning a 3 is 19 . What is the probability of not
ale4655 [162]
I agree with 18/19 for the answer.
8 0
3 years ago
12 − x = 7x + 32
Arada [10]

Answer:

C. the subtraction property of equality

Step-by-step explanation:

12-x = 7x + 32

Step - 1: -x = 7x + 20

In that case, we just swap 12 from the left side to right side, and then we subtract 12 from 32 which is on the right side. Therefore, we do not multiply, divide or add anything. So, the option "C" is correct.

Step 2: -8x = 20

In that case, we again subtract 12 by interchanging the side. Moreover, we change the side of 7x to deduct it from -x.

Therefore, in both the cases, we use the subtract property of equality.

5 0
3 years ago
An office building has 8 stories above the ground level and 3 stories under the ground level. How many floors apart are the top
vichka [17]

Answer:

11 stories apart

Step-by-step explanation:

We let the "ground" be considered at height = 0

Anything above, is POSITIVE direction

Anything below, is NEGATIVE direction

8 stories are ABOVE, so that would be considered

+8

3 stores are BELOW, so that would be considered

-3

THe difference in height between them is:

8 - (-3) = 8 + 3 = 11

So, that is 11 stories apart (top and bottom)

8 0
3 years ago
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