2 years ago

Use the grouping method to factor the polynornial below com 3x + 9x² + 4x+12

Mathematics

1 answer:

ch4aika [34]2 years ago

5 0

Add 3x and 4x.

9x^2 +7x +12

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F(-4) for f (x) = -4x+9<br>f(-4)=?

Dovator [93]

F(x)= -4x+9

Multiply f*x

xF=9+4x

Solve for X: -4x+xF=9+4x-4x=0

Combine like terms: -4x+4x=0

-4x+xF=9+0= 9

-9+-4x +xF = 0.

3 0

2 years ago

HELP ME PLZ ITS DUE SOON THX

Ad libitum [116K]

Answer:

1.1000

2.3/4

3.f(x)=1000(1/4)^X

Step-by-step explanation:

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3 years ago

BRAINLIEST IF YOU HELP the correct simplification of 7x2(6x + 3x2 − 4)? A 21x4 − 42x3 + 28x2 B 42x4 + 21x3 − 3x2 C 21x4 + 42x3 −

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3 0

2 years ago

A city bus drives 160 miles in 8 hours. What is the average rate of speed in miles per hour?

faust18 [17]

that would be 20 miles per hour. If in 8 hours you're going 160, then divide 160 by 8 and you'd get 20. Each hour is 20 miles. or 8 times 20 is 160. Your answer is 20 miles per hour

4 0

2 years ago

What is the measurement of LZ<br> HUT you see the sight line What is a stright and end

Alexxandr [17]

Answer:

z = 155 ( second choice )

Step-by-step explanation:

x = 25

65 + 90 = 155

180 - 155 = 25 = x

180 - 25 = 155 = z

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2 years ago