factorize x square-11x+28=0
Answers
Answered by
1
Step-by-step explanation:
x² - 11x + 28 = 0
Using middle term splitting,
x² - 7x - 4x + (-7)×(-4) = 0
=> x(x -7) - 4(x - 7) = 0
=> (x -4)(x-7) = 0
Answered by
1
Answer:
x²-11x+28=0
x²-7x-4x+28=0
x(x-7) -4(x-7)=0
(x-4)=0 (x-7)=0
x = 4 or x= 7
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