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allochka39001 [22]
3 years ago
13

PLEASE HELP I WILL GIVE BRAINLIEST

Mathematics
2 answers:
krok68 [10]3 years ago
5 0

9514 1404 393

Answer:

  48

Step-by-step explanation:

Evaluate each of the functions by putting the number where x is.

  g(x)=x^2-4\\\\g(-7)=(-7)^2-4=49-4\\\\\boxed{g(-7)=45}\\\\f(x)=x+4\\\\f(-7)=-7+4\\\\\boxed{f(-7)=-3}

Then the difference is ...

  g(-7) -f(-7) = 45 -(-3) = 45 +3 = 48

KIM [24]3 years ago
3 0

Answer:

solution given;

g(x)=x²-4

f(x)=x+4

Now

g(-7)-f(-7)=<u>(</u><u>-</u><u>7</u><u>)</u><u>²</u><u>-</u><u>4</u><u>-</u><u>(</u><u>-</u><u>7</u><u>+</u><u>4</u><u>)</u><u>=</u><u>4</u><u>9</u><u>-</u><u>4</u><u>+</u><u>3</u><u>=</u><u>4</u><u>8</u>

<u>4</u><u>8</u><u> </u><u>i</u><u>s</u><u> </u><u>a</u><u> </u><u>required</u><u> </u><u>a</u><u>n</u><u>s</u><u>w</u><u>e</u><u>r</u><u>.</u>

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Answer:

Step-by-step explanation:

The answer is $11.55 for the week.

1) Since 1 watt is 0.001 kilowatts, 1500 watts is 1.5 kilowatts.

2) Multiply that by 7 for the week and that equals 10.5.

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3 years ago
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Answer:

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Step-by-step explanation:

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4 years ago
Read 2 more answers
2/5+4/7
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2/5 is closer to 0
4/7 is closer to 1
the fraction would be 34/35 and is closer to 1 in decimal form it's about .97
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Answer:

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I don't understand the last paragraph though. Hope this helped :D

Step-by-step explanation:

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3 years ago
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