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Yanka [14]
2 years ago
11

7}^{ - 2} {( - 3)}^{2} " alt=" {7}^{ - 2} {( - 3)}^{2} " align="absmiddle" class="latex-formula">
​
Mathematics
2 answers:
I am Lyosha [343]2 years ago
4 0
9 over 49 is the answer i got
r-ruslan [8.4K]2 years ago
3 0

Answer:

Step-by-step explanation:

\frac{1}{7^{2} } *9=\frac{1}{49} *9=\frac{9}{49}

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It is impossible to get 6 jacks when selecting cards from a shuffled deck. Express the indicated degree of likelihood as a proba
Vinil7 [7]

Answer:

Probability = 0

Step-by-step explanation:

If something happening is impossible, it's probability of occurring is also 0.

A deck of cards only contains 4 jacks.

Thus you can never get 6 jacks out of the deck without replacing the selected card each time.

Since we are not replacing the cards once we pick them, this event is impossible to occur.

4 0
3 years ago
An inventor receives 4% of the cost of every product a company sells. If the company sells $5,000 worth of product, how much doe
andrew-mc [135]

Answer:

The investor receives $200

Step-by-step explanation:

In order to find this, simply multiply the percentage by the total amount.

$5,000 * 4%

$5,000 * .04

$200

4 0
3 years ago
Sin2alpha+cos2alpha-cos6alpha/sin4alpha+2sin²alpha-1<br><br> if alpha is -135°​
balandron [24]

Answer:

=  \frac{\sin(2 \alpha )  +  \cos(2 \alpha )  -  \cos(6 \alpha ) }{ \sin(4 \alpha )  + 2 { \sin }^{2}  \alpha  - 1}  \\  =  \frac{ \sin( - 270) +  \cos( - 270)  -  \cos( - 810)  }{ \sin( - 540)  + 2 { \sin }^{2}( - 135) - 1 }  \\  =  \frac{1}{ - 2}  \\  =  - 0.5

5 0
2 years ago
Kingston made a pot of 29 1/2c of gumbo soup. His family ate some of the gumbo for lunch. this changed the amount of the pot by
Vitek1552 [10]

Answer:

15.25c

Step-by-step explanation:

5 0
2 years ago
Read 2 more answers
How do I multiply numbers​
Andrei [34K]
Multiply the number in the tens place of the bottom
number by the number in ones place of the top number. So
multiply the 1 by the 5, which makes 5. Multiply the number in
the tens place of the bottom number by the number in tens
place of the top number. Multiply 1 by 2, which equals 2.
6 0
2 years ago
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