Which of the following equations has no real roots?
A)X²+2x -7 =0
B) 3x²-7x +4 =0
C) 2x² -3x 4 =0
D) 4x²-3x +5 =0
Answers
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Answer:
option C and D
Step-by-step explanation:
Which equation discriminant is negative, that equation has no real roots
discriminant= b^2 -4ac
option C
(-3)^2-4(2)(4)=9-32=-23
option D
(-3)^2-4(4)(5)=9-80=-71
Answered by
0
Answer:
The answer of this question is (option B and C )
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