quadratic
If a and ß are zeros of the polynomial
x2- 8x + 7, evaluate I/3a-2 + 1/3B-2
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Step-by-step explanation:
provided polynomial
x²-8x+7
= x²-x-7x+7
= x(x-1) -7(x-1)
= (x-1) ( x-7)
=> zeroes are , 1 and 7
=> 1/3a-2+1/3b-2. (using BDMAS)
= 1/3 -2. +1/21 -2
= -5/3-41/21
= -76/21
= -3 integer13/21
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