Question

Maths

Find the nature of the roots of 2x²-√2x-5
(A) Real and distinct
(B) Real and equal
(c) Not real
(0) None of the above.​

Answer 1

Step-by-step explanation:

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Answer 2

STEP

1

:

Equation at the end of step 1

(2x2 - 2x) - 5 = 0

Equation at the end of step

2

:

2x2 - 2x - 5 = 0

Two real solutions:

x =(2+√44)/4=(1+√ 11 )/2= 2.158

or:

x =(2-√44)/4=(1-√ 11 )/2= -1.158

Two solutions were found :

x =(2-√44)/4=(1-√ 11 )/2= -1.158

x =(2+√44)/4=(1+√ 11 )/2= 2.158

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