for what value of k is -3 a zero of the polynomial X square + 11 x + k
Answers
Answered by
11
ANSWER :
_______________
x² + 11x + k = 0.
Since, Zero is given, = - 3.
Putting x = - 3,in the given equation.
( - 3 )² + 11 ( - 3 ) + k = 0.
9 - 33 + k = 0.
-24 + k = 0.
K = 24.
_______________
x² + 11x + k = 0.
Since, Zero is given, = - 3.
Putting x = - 3,in the given equation.
( - 3 )² + 11 ( - 3 ) + k = 0.
9 - 33 + k = 0.
-24 + k = 0.
K = 24.
Answered by
5
(-3)sq+11×(-3)+k=0
=>9+(-33)+k=0
=>k+(-24)=0
=>k=24
hey mate let's do it
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