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Hitman42 [59]
3 years ago
12

PLEASE ANSWER PLEASE ANSWER

Mathematics
1 answer:
AURORKA [14]3 years ago
6 0

Answer:

A

Step-by-step explanation:

I've forgotten the exponent rules for exponent operations, but one way to do this is to find the value of the expression given (2^-5 * 2^7)^-3 (which is equal to 0.015625) using a calculator, then use your calculator to find which answer choice is equal to the expression given AKA 0.015625. I did this and got A, but you should probably still look up exponent rules for future reference. Trust me, this question is actually WAY easier than what it probably looks like to you, as long as you know the exponent rules. :)

Give me Brainliest and have a great day! :)

Cheers!

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Please help me. I am pretty confused on this ​
Tanya [424]

Answer:

C

Step-by-step explanation:

16's square root is 4

8 0
3 years ago
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Combine like terms to create an equivalent expression. -3.6-1.9t+1.2+5.1t−3.6−1.9t+1.2+5.1t
Andreyy89

Question

Combine like terms to create an equivalent expression.

-3.6-1.9t+1.2+5.1t

Answer:

3.2t - 2.4

Step-by-step explanation:

Given;

-3.6 - 1.9t + 1.2 + 5.1t

Combining like terms means bringing terms that have "t" together and separately, those that don't have "t" together. i.e

=> − 1.9t + 5.1t - 3.6 + 1.2

=> 3.2t - 2.4

Therefore, the equivalent expression is;

3.2t - 2.4

4 0
3 years ago
Is (3,7) A solution why or why not?
galben [10]
What? Can you attach a photo?
6 0
2 years ago
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The average speed of one team in a relay race is about 10 miles per hour. What is the speed in feet per second?
ki77a [65]

10 miles per second in feet per second is 14.67 feet per second

Step-by-step explanation:

The average speed of one team in a relay race = 10 miles per hour.

We need to find the speed in feet per second.

  • The conversion rule is:

             1 mile per hour = 1.467 feet per second

So, Speed in feet per second is:

 1 mile per hour = 1.467 feet per second

10 miles per hour = 10*1.467 feet per second

                             = 14.67 feet per second

So, 10 miles per second in feet per second is 14.67 feet per second

Keywords: Conversion of units

Learn more about Conversion of units at:

  • brainly.com/question/10940255
  • brainly.com/question/13005855
  • brainly.com/question/6436086

#learnwithBrainly

5 0
3 years ago
Y + 3x = -1<br> y = 1/2x+ 20
skelet666 [1.2K]
Im not sure if it’s right but I think it’s -6,17
3 0
3 years ago
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