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yaroslaw [1]
3 years ago
9

I WILL GIVE BRAINLIEST!!!

Mathematics
1 answer:
goldenfox [79]3 years ago
6 0

Answer:

A. 1

Step-by-step explanation:

{i}^{28}  = ( {i}^{2} )^{14}  = ( - 1)^{14}  = 1 \\

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Step-by-step explanation:

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Serga [27]
1 is 100 degrees
2 is 72 degrees
3 is 9 degrees
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7 is x=28 degrees
8 is x=125 degrees
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10. angle 2 is 86 degrees (vertical angles)
11. angle 3 s 94 degrees (supplementary to angle 2)
12. angle 4 is 86 degrees (<4 and <2 are alt. interior angles and are congruent)
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7 0
4 years ago
What is 3.2 times 10^negative 5 times 1.5 times 10^3 in scientific notation​
guajiro [1.7K]
4.8 x 10^-2
You can do this without a calculator
Explanation:
(3.2 x 10^-5) x (1.5 x 10^3)
First, you multiply 3.2 by 1.5 to get 4.8
Next, you add the exponents together: -5 + 3 = -2
Now, put everything into one answer (the 10 stays the same): 4.8 x 10^-2
3 0
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