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04 Jul 2022, 15:45
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C
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Difficulty:
5%
(low)
Question Stats:
97% (01:18) correct
3%
(01:21)
wrong
based on 37
sessions
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The sum of two numbers is 24 and their product is 143. The sum of their squares is:
(A) 296
(B) 295
(C) 290
(D) 228
(E) 226
(A) 296
(B) 295
(C) 290
(D) 228
(E) 226
04 Jul 2022, 15:56
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The sum of the squares is given by the square of the first one plus the square of the second one plus 2 times the first one times the second one.
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04 Jul 2022, 16:02
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Bunuel
The only factors of 143 are 11 and 13.
11^2 = 121
13^2 = 169
121+169 = 290
Answer choice C.
