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irinina [24]
4 years ago
13

F(x)=(x-1)2-9 f(x)=(x+2)(x-4)

Mathematics
1 answer:
Vaselesa [24]4 years ago
7 0

Answer:

1. 2x−11

2.  x²−2x−8

Step-by-step explanation:

1.

Regroup terms.

Expand by distributing terms.

Collect like terms.

Simplify.

2.

Use the FOIL method: (a+b)(c+d)=ac+ad+bc+bd(a+b)(c+d)=ac+ad+bc+bd.

Collect like terms.

Simplify.

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Anastasy [175]

Answer:

-2.

Step-by-step explanation:

f(0) = 0^2 + 8(0) - 2

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5 0
3 years ago
Which symbol correctly compares these fractions? 9/10- 36/40
JulsSmile [24]
9/10 = 36/40

9/10 x 4/4 = 36/40
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4 years ago
A car is traveling at a speed of 100 kilometers per hour. What is the approximate speed in meters per second?
ruslelena [56]
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3 0
4 years ago
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An electrician needs 14/3 rolls of electrical wire to wire each room in a house. How many rooms can he wire if he has 28/3 rolls
miv72 [106K]

Answer:

2 rooms

Step-by-step explanation:

To solve this, we need to figure out how many 14/3s go into 28/3. We know this because each room needs 14/3 rolls of wire, and we need to figure out how many rooms the electrician needs to wire with 28/3 rolls.

To find how many 14/3s go into 28/3, we can divide 28/3 by 14/3 to get

(28/3) / (14/3)

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3 0
3 years ago
JUST #4 PLS Eazy, Adding fraction
ExtremeBDS [4]

Answer:

-1 5/6

Step-by-step explanation:

-1 2/3 turn it into mixed fraction

-10/6

then -10/6 + -1/6 = -11/6 and simplify and get -1 5/6

Hope this helps dude ! ^-^

8 0
3 years ago
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