Answer:
7x² +4x + 15 = 0
a= 7
b=4
c=15
2x² + x + 4 = 0
a=2
b=1
c= 4
3x² - 5x + 8 = 0
a=3
b= -5
c= 8
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Answer:
7x² +4x + 15 = 0
a= 7
b=4
c=15
2x² + x + 4 = 0
a=2
b=1
c= 4
3x² - 5x + 8 = 0
a=3
b= -5
c= 8