Find the zero of the given polynoomial .
p(x) = (x-4)^2 - (x-6)^2
Answers
Answered by
2
(x-4+x-6)(x-4-x+6)=0
(2x-10)×2=0
2x-10=0
2x=10
x=5 Ans
(2x-10)×2=0
2x-10=0
2x=10
x=5 Ans
Tomboyish44:
What is the formula you used ?
Answered by
2
Answer:
Hi friend,
(X-4)² - (X-6)²
=> (X)² + (4)² - 2 × X × 4 -(X² + (6)² - 2 × X × 6)
=> X²+16 -8X -(X²+36 -12X)
=> X²+16 -8X -X²-36+12X
=> 12X-8X-36+16
=> 4X - 20= 0
=> X = 20/4
=> X= 5
Step-by-step explanation:
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