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dsp73
2 years ago
9

If (x + 4) is a factor of f(x), which of the following must be true?

Mathematics
1 answer:
GalinKa [24]2 years ago
8 0
F(-4) = 0

Here, we replace x with -4. In doing so, we see that (-4+4) is indeed 0, making this the correct answer.

The next two choices are incorrect since only -4 is a root of f(x), as explained above (a root occurs when the function equals zero when plugging in that “root”).

The last answer is incorrect since plugging in 4 will get f(4)=8.
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Ryan and Sarah collect baseball cards. Ryan has 150 baseball cards and collects 10 cards per week. Sarah has 200 baseball cards
Nadusha1986 [10]

Answer:

<h2>10 weeks </h2>

Step-by-step explanation:

Step one:

given data

Ryan

number of baseball cards=150

number collected per week= 10

let the number of weeks be x

and the total be y

y=10x+150-----------------1

Sarah

number of baseball cards=200

number collected per week= 5

let the number of weeks be x

and the total be y

y=5x+200------------2

Step two:

Required

the number of weeks where both total will be the same

10x+150=5x+200

10x-5x=200-150

5x=50

divide both sides by 5

x=50/5

x=10 weeks

3 0
2 years ago
If (7^0)^x = 1, what are the possible values of x? Explain your answer.
kobusy [5.1K]

Hello,

What do you think of 7^0 ?

It is 1

and what do you think of 1^x  ?

it is 1

and the solution of 1 = 1 ?

There is an infinity of solutions as 1 = 1 is always true.

thanks

6 0
3 years ago
Need help please :) I’m not sure how to solve this one either
Andrews [41]
The answer is

580|21

6 0
9 months ago
Read 2 more answers
debbie made this array to model a division equation which equation could debbie have modeled ?mark all that apply?
poizon [28]
.... I don't think anyone can answer that. We don't have anything to work off of.

27 divided by 3= 9

That's a division problem right?
Sorry,
Katie
5 0
3 years ago
HEEEEEEEEEEEEEEEEEEEEEEELPLLLLPLPLPLPLPLPLPLPLPLPLPLPLPL
Vladimir79 [104]
Total distance = 16 + 3 + 22 + 7 = 48 miles

Distance she covered by running = 16 miles

Required answer = 16/48 = 1/3 = 0.33........ it's non-terminating

Hope This Helps You!
7 0
3 years ago
Read 2 more answers
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