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podryga [215]
4 years ago
12

Whats 9 plus 10

Mathematics
2 answers:
dolphi86 [110]4 years ago
8 0

Answer:

19

Step-by-step explanation:

9 + 10 = 19

It is impossible for it to be 21.

10

9

----

1 9

Hope this helps.

Alice.

Anna11 [10]4 years ago
5 0

Answer:

it is 21 because 9+10=19+2=21-10=11+10=21 its magic

Step-by-step explanation:

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Answer:

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Step-by-step explanation:

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What are the solutions to the equation x² = 169? Choose all answers that are correct. A. 13 B. –13 C. 84.5 D. –84.5
Nimfa-mama [501]
x^{2} = 169

First, we need to take the square root of each side. 
x = \pm \sqrt169

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x = \pm 13

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3 years ago
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3 years ago
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Andrew is trying to create a number puzzle for his younger sister to solve. He challenges his sister to find the mustery number.
yan [13]
She is not correct b/c if you solve the problem the mystery number is 18.

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Find the slope of the tangent line to the exponential function at the point (0,1) y=e^x/3
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