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Morgarella [4.7K]
3 years ago
13

Record the product. use expanded form to help.4x21=

Mathematics
2 answers:
Luda [366]3 years ago
7 0
8.4 * 10^1 is what I think the answer is 
Vladimir [108]3 years ago
3 0
To use it in expanded form
(4×20)+(4×1)=84
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Evaluate the function.<br><br> f(x) = x² - 4x – 12<br><br> Find f(-7)
pashok25 [27]

Answer:

Your answer is 65

Step-by-step explanation:

f(x) = x² - 4x - 12

f(-7) = (-7)² - 4 x (-7) - 12

= 49 - (-28) - 12

= 49 + 28 - 12

= 77 - 12

= <u>65</u>

7 0
1 year ago
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Mademuasel [1]

Answer:

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Step-by-step explanation:

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3 years ago
Can someone simplify this please :) 6.89655172414
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kap26 [50]

Answer: A

Step-by-step explanation:

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(2, 8)

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