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Ede4ka [16]
3 years ago
10

Algebra 1 B Exponents and Exponential Functions Unit Portfolio?

Mathematics
1 answer:
Liono4ka [1.6K]3 years ago
4 0
I'm not sure what your variables are, but I will try task 3 with you.

y=$500(in billions)

x= the number of years that have passed since 2009

percentage of decrease: 1 - % =

so your formula will look like this: y(1 - %)^x
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JulsSmile [24]
Experimental probability is number of observed specific outcomes divided by the total number of observations...in this case the experimental probability of making a save is:

27/29≈0.931
8 0
3 years ago
What’s the answer? And why
lbvjy [14]
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4 0
3 years ago
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pshichka [43]
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8 0
3 years ago
2 to the fourth power subtracted by 8 multiplied by 2 divided by 4 simpified
Korvikt [17]

2^4-8x2/4  (PEMDAS) Parenthesis, Exponents, Multiplication, Division, Addition, Subtraction

first you want to do exponents.. so 2x2x2x2 = 16

then you want to do multiplication so.. -8x2 = -16

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6 0
3 years ago
JIM'S BACKYARD IS A RECTANGLE THAT IS 15 5/6 YARDS LONG AND 10 2/5 YARDS WIDE. JIM BUYS SOD IN PIECES THAT ARE 1 1/3 YARDS LONG
Stolb23 [73]
Jim's backyard:
15 5/6 yd long
10 2/5 yd wide

Sod pieced:
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1 1/3 yd wide

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164 2/3 yd

Area of Sod Piece:
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Divide area of backyard by area of sod piece :
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92 5/8

He will need to buy 93 pieces of sod to cover his backyard.
7 0
2 years ago
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