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Find the sum of the squares of 3, 2, 1, and -1 A. 5 B.14 C.13 D.15

Find the sum of the squares of 3, 2, 1, and -1 A. 5 B.14 C.13 D.15
asked 61.1k views
2 votes
Find the sum of the squares of 3, 2, 1, and -1
A. 5
B.14
C.13
D.15

asked
User Aphexlog
by
7.3k points

1 Answer

3 votes
3^2=9, 2^2=4, 1^2=1, and (-1)^2 is also 1 - double negatives are positive. 9+4+1+1=15. D.
answered
User Jahid Shohel
by
8.5k points
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