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dedylja [7]
2 years ago
10

Write each of the following expressions as a^n or a^n b^m,

Mathematics
1 answer:
anygoal [31]2 years ago
3 0

Step-by-step explanation:

2 {}^{2}  \times 2 {}^{3}  \times 2 {}^{1}  \times 3 {}^{ - 1}  {}^{   (- 2)}

2 {}^{6} 3 {}^{2}

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Christine has a bag of candy that contains 20 red pieces, 10 green pieces, 15 blue pieces, 25 brown pieces, and 10 orange pieces
andrew-mc [135]

Answer:

1/8

Step-by-step explanation:

20 + 10 + 25 + 15 + 10 =  80

10 / 80 = 1/8

4 0
1 year ago
A company has 31 salespeople. A board member at the company asks for a list of the top 4 salespeople, ranked in order of effecti
kvv77 [185]

Answer:

31465 ways

Step-by-step explanation:

Given data

Let us apply the combination formula

nCr = n! / r! * (n - r)!

n= 31

r= 4

substitute

= 31!/4!(31-4)!

= 31!/4!(27)!

= 31*30*29*28*27!/ 4!(27)!

= 31*30*29*28/4!

=31*30*29*28/4*3*2*1

=755160/24

=31465 ways

Hence there are 31465 possible ways to rank it

8 0
2 years ago
A formula for finding SA, the surface area of a rectangular prism, is
Ilya [14]

Answer: C

Step-by-step explanation:

12 x 6 x 4= 288 also do you do time4learning?

6 0
2 years ago
A study of the effects of color on easing anxiety compared anxiety test scores of participants who completed the test printed on
Pavlova-9 [17]

Answer:

H0 : μYellow = μGreen

H1 : μYellow < μGreen

Step-by-step explanation:

Let :

Yellow paper = μYellow

Green paper = μGreen

To test the hypothesis :

The null hypothesis is will state that there is no difference in mean of anxiety scores obtained for test taken of yellow and green papers

H0 : μYellow = μGreen.

The alternative hypothesis is the opposite of the null and it is to the left, where we want to test if the anxiety score is lower when take on a yellow paper

H1 : μYellow < μGreen

8 0
2 years ago
X+y=4<br> X-3y=12<br> Graph?
AlekseyPX
I'll solve it algebraically


x+y=4
x-3y=12

multiply first equatoin by -1 and add to second

-x-y=-4
<u>x-3y=12 +</u>
0x-4y=8


-4y=8
divide both sides by -4
y=-2

sub back

x+y=4
x+-2=4
add 2 to both sides
x=6

x=6
y=-2
(6,-2)
8 0
3 years ago
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