Answer:
Step-by-step explanation:
x²+7=0
Standard form Ax²+Bx+c
A=1 b=0 c=7
B-4ac ? 0
0-4(1)(7) ? 0
-28 < 0
Since B-4ac < 0 the roots are imaginary
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Verified answer
Answer:
Step-by-step explanation:
x²+7=0
Standard form Ax²+Bx+c
A=1 b=0 c=7
B-4ac ? 0
0-4(1)(7) ? 0
-28 < 0
Since B-4ac < 0 the roots are imaginary