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mylen [45]
3 years ago
10

HELLPP PLEASEEEEEEEEEEE

Mathematics
1 answer:
zmey [24]3 years ago
8 0
<h2>~<u>Solution</u> :-</h2>
  • We can convert a negative exponents by taking it as a fraction of denominator with numerator 1. As seen;

{y}^{ - 1}

\mapsto  \frac{1}{ {y}^{1} }  \\

  • Hence, we can remove the negative exponent by converting the exponent to $\bf \frac{1}{y^{1}}$.
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A bag contains 222 red marbles, 222 green marbles, and 444 blue marbles.
alina1380 [7]

Answer:

1/14

Step-by-step explanation:

Assuming you mean that there are 2 red, 2 green, and 4 blue marbles, there are a total of 8 marbles.

On the first draw, the probability the marble is red is 2/8.

On the second draw, there's one less marble, so the probability of selecting a green marble is 2/7.

The total probability is:

2/8 × 2/7 = 1/14

7 0
3 years ago
1/9-1/x divided by 1/81-1/x2
dedylja [7]

STEP

1

:

           1

Simplify   —

           x

Equation at the end of step

1

:

 1    1

 — -  —

 9    x

STEP

2

:

           1

Simplify   —

           9

Equation at the end of step

2

:

 1    1

 — -  —

 9    x

STEP

1

:

            1

Simplify   ——

           x2

Equation at the end of step

1

:

  1 1      1  1

 (—-—) ÷ (——-——)

  9 x     81 x2

STEP

2

:

            1

Simplify   ——

           81

Equation at the end of step

2

:

  1    1      1     1

 (— -  —) ÷ (—— -  ——)

  9    x     81    x2

(9x)/(x+9)-:(x-9)/(9x)

7 0
4 years ago
PLEASE HELP ME ANY ANSWERS I WILL ACCEPT IT PLEASEEEE!!!!!) Marina wants to purchase a rosebush for d dollars at a garden store.
victus00 [196]

PART A

write two different, equivalent expressions for how much the rosebush will cost if the coupon is applied first and the 10% discount second. <em><u>d-(d-5)</u></em><em><u>.</u></em><em><u>10</u></em><em> </em>= 27.5 <em>(if you put d in as 30!)</em>

PART B

write an expression for how much the rosebush will cost if the 10% discount is applied first and the coupon is applied second. <em><u>d-(d*.10)-5</u></em><em> </em><em> </em>=22 <em>(if you put d in as 30!)</em>

PART C

which order will save marina more money? explain your reasoning.

<u>d-(d*.10)-5</u><u> </u>This equals less! if you put in 30 as an example

So, A) <u>d-(d-5).10 </u>B)<u> </u><u>d-(d*.10)-5</u><u> </u>C) <u>d-(d*.10)-5</u>

6 0
4 years ago
The model y=1.8x−76.9 represents the relationship between the temperature (°F) and the number of ice cream cones sold. Using the
padilas [110]
They will sell 586.1 ice cream cones
5 0
3 years ago
Express as a trinomial.<br> (x + 1)(x-8)
yan [13]

Answer:

(x-8)(x+1)

Step-by-step explanation:

Hope this is right.

8 0
3 years ago
Read 2 more answers
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