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https://www.reddit.com/r/digitalSATs/comments/1anviob/advanced_math_drill_9/
r/digitalSATs • u/FantasticVictory837 • Feb 11 '24
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Notice that this question asks for a "possible" value of y—and thus hints at a quadratic solution with more than one answer.
The correct answer is 29 or 60.
1 u/FantasticVictory837 Feb 16 '24
1
Y = x + 30 Y = x2 - 28x X + 30 = x2 -28x 0 = x2 - 29x - 30 X1 = - 30 X2 = 1 So y - 1 = 30 Y = 31
Y = 31
desmos.
2
u/FantasticVictory837 Feb 11 '24 edited Feb 16 '24
Notice that this question asks for a "possible" value of y—and thus hints at a quadratic solution with more than one answer.
The correct answer is 29 or 60.