find the zeroes oc the following quadratic polynomials and verify the relationship between the zeroes and the coefficient in each case : 4x^2 +5 root2× -3.
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Answer:
The answer is =1±i√798
Explanation:
The equation is ax2+bx+c=0
4x2−x+5=0
Let's calculate the discriminant,
Δ=b2−4ac=1−4⋅4⋅5=−79
Δ<0
So the solutions are not in R but in C
x=−b±√Δ2a
x=1±i√798
where i2=−1
graph{4x^2-x+5 [-24.46, 21.15, -2.57, 20.25]}
Step-by-step explanation:
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