dynastylouissaint dynastylouissaint

20-01-2021
Mathematics

contestada

Find the sum of the squares of 3, 2, 1, and -1

Respuesta :

alexkensington249 alexkensington249

20-01-2021

Answer:

15

Step-by-step explanation:

3 x 3=9

2 x 2=4

1x1=1

-1x-1=1

9+4+1+1=15

Answer Link

yoonieez yoonieez

20-01-2021

Answer:

15

Step-by-step explanation:

The square of 3 is 3 times 3, so 9.

2 times 2 is 4.

1 times 1 is 1.

-1 times -1 is 1, because the negative cancels out.

So, it's 9 plus 4 plus 1 plus 1, so the answer is 15.

Answer Link

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