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lys-0071 [83]
3 years ago
13

PLEASE HELP! Math (recursive sequences)

Mathematics
1 answer:
stira [4]3 years ago
6 0

Answer:

a₄ = 123

Step-by-step explanation:

a₁ = 1

a₂ = (1)² + 2

a₂ = 3

a₃ = (3)² + 2

a₃ = 11

a₄ = (11)² + 2

a₄ = 123

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To make 1 1/2 dozen muffins, a recipe uses 3 1/2 cups of flour. How many cups of flour are needed for every dozen muffins made?
ch4aika [34]
Ratio and proportion

convert to inproper fracton first

1 and 1/2=1+1/2=2/2+1/2=3/2

3 and 1/2=3+1/2=6/2+1/2=7/2


3/2dozen=7/2cups
times 2 both sides
3dozen=7cups
divide by 3 both sides
1dozen=7/3cups=2 and 1/3 cup
5 0
3 years ago
Read 2 more answers
-52 times the difference between a number and 14 is equal to the number plus 3
xenn [34]
X=number looked for
we have this equation:
-52(x-14)=x+3
we solve this equation:
-52x+728=x+3
-52x-x=3-728
-53x=-725
x=-725/-53=725/53 ≈13,68

Solution: 725/53

To check:
the difference between 725/53 and 14=725/53  - 14=(725-742)/53=-17/53
-52 times the diference is= -52(-17/53)=884/53
The number plus 3=725/53 + 3=(725+159)/53=884/53
3 0
3 years ago
Simplify<br><br> PLEASE HELP
SCORPION-xisa [38]

Answer: 3.83

Step-by-step explanation:

(2.24)(1.71)

=3.83

I think you just simply solve it

8 0
3 years ago
3x+ 2 =7x -1 what is the answer
vampirchik [111]

Answer:

6x

Step-by-step explanation:

8 0
2 years ago
Read 2 more answers
Vicki currently earns $35.00 an hour at her job. Thanks to her hard work, her boss is going to give her a 15% raise. How much wi
saveliy_v [14]

Answer:

$40.25 per hour

Step-by-step explanation:

If you multiply 35 by 15% you get 5.25. You can either add this on, or you can multiply by 1.15 instead of .15.

7 0
2 years ago
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