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Degger [83]
3 years ago
9

PLEASE HELP!!

Mathematics
1 answer:
viktelen [127]3 years ago
8 0

Answer:

f(x) = 2^{-x}

Step-by-step explanation:

The transformation is a reflection across the y-axis

A reflection across the y-axis is produced by putting a negative sign in front of the x.

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Does anyone understands this ? If so please help me ❤️
andrew-mc [135]
4. Nicole sold 6 magazines for every 5 magazines Lauren sold
so ration magazines sold between Nicole to Lauren" 6:5

6 + 5 = 11

total 165 so 165/11 = 15

15 * 6 = 90
15 * 5 = 75

answer: Nicole sold 90

5.
a. 7:15 and 28:50
No, an equivalent ratio would be 7:15 and 28:60

6. new ratio of Honors to regular is 7:4. 
If 77 in Honors then i would be 44 in regular 

7* 11 = 77
4*11 = 44

7.
150 binders total
48 are red
150 - 48 = 102 are not red

ratio of red to not red
48:102 = 8:17

ratio not red to total
102:150 = 17:25

8. 

6 girls in swimming club, 5 girls in art club, so ratio= 6:5
If 75 girls in art club, how many in swim club?
             75/5 = 15
             so 6*15 = 90
answer: there will be 90 girls in swim club

a. ratio blue to green chairs 7:8, if 252 blue, how many green
        252/7 = 36
       so 36 * 8 = 288 green chairs

answer: if 252 blue, will be 288 green chairs

7 0
4 years ago
Arianna has $0.90 worth of nickels and dimes. She has 4 times as many nickels as
Tanya [424]

Answer:

X=3

Step-by-step explanation:

       0.05(4x) + 0.1x = 0.90

           0.2x + 0.1x = 0.90

                 0.3x = 0.90

                      x = 3

8 0
3 years ago
The equation cosx+sinx= √3+1/2 is an identity. true or false
Mama L [17]

False - Correct on apex!!!

6 0
3 years ago
Read 2 more answers
Which is True?????/<br> Value of x???
aliina [53]
B is the true answer. hope this helps
7 0
4 years ago
A dice is rolled, then a coin is tossed. What is the probability of getting a 5 then tails?
Eduardwww [97]
I believe it would be 8.335%, but I could be wrong. Good luck.
5 0
4 years ago
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