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Directions For Questions
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20, 12, 14, 23, 48, ?
×0.5+2, ×1+2, ×1.5+2, ×2+2, ×2.5+2
20, 12, 14, 23, 48, 122
×1+1, ×2+2, ×3+3, ×4+4, ×5+5
19, 20, 42, 129, 520, 2605
3.5*1-1=2.5 2.5*2-2=3 3*3-3=6 6*4-4=20 20*5-5=95
×2, ×4, ×6, ×8
1.5 3 12 72. 576
150. 148. 143. 133. 116. 90 2. 5. 10. 17. 26 3. 5. 7. 9
I. X2 - 11X + 30 = 0
II. Y2 + 12Y + 36 = 0
Direct from Sign conversion
X= +6, +5
Y= -6, -6
II. Y2 +7Y + 10 = 0
X= -8, -5
Y= -5, -2
II. Y2 + 5Y + 6 = 0
X= +4, -3
Y= -3, -2
Y2= 16
X= +4
Y= +4, -4
II. 8Y2 − 15Y + 7 = 0
X= -4, -5
Y= +8/8, + 7/8
Correct (-)
Wrong (-)
Skipped (-)