Question

the 3rd zero of x³-4x,if two of its zeros are 0 and 2​

Answer 1

hope it helps you.......

Answer 2

Answer:

GIVEN EQUATION :–

${x}^{3} - 4x = 0$

• GIVEN ZERO'S ARE 0 , 2

• Assume the unknown ZERO is "k".

TO FIND :–

THIRD ZERO

WE KNOW THAT –

$sum \: \: of \: \: zeros \: = \frac{ - (coffieciant \: \: of \: \: {x}^{2} )}{leading \: \: coffieciant}$

=》 0 + 2 + k = 0

=》 k = -2

☆☆☆ SO UNKNOWN ZERO IS " -2 " ☆☆☆

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