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Interpret and Verify Solutions to Systems
Grade Level
GRE
QR.107 Interpret and Verify Solutions to Systems
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A point must satisfy x
2
+ y
2
<= 25 and x + y = 7. A proposed point is (3, 4). Which statement correctly verifies and interprets the pair?
A
Yes; it works only if the inequality is strict.
B
Yes; 3
2
+ 4
2
= 25 <= 25 and 3 + 4 = 7, so the point meets both the circular constraint and the line equation.
C
No; 3
2
+ 4
2
is greater than 25.
D
No; 3 + 4 is not 7.
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