1] If a and B are the zeroes of the polynomial
P(x) = 3x2 - 12x +15, find the value of a? +B2.
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Answer: Step-by-step explanation: P(x)=3x²-12x-15. a and b are zeros of P(x), let us find the zeros. 3x²-12x-15=0. (x+1)(x-5)=0. Thus x=5, -1. Zeros of P(x) are 5 and (-1). Let a be 5. a²=25.
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