9. IF 2 and 0 are the zeros of the polynomial S(x) = 2x - 5x + ax + b then
find the values of a and b,
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Answer:
a=3, b=0
Step-by-step explanation:
S(x) = 2x-5x+ax+b
put x = 2
S(2) = 2(2)-5(2)+a(2)+b = 0
= 4-10+2a+b = 0
= 2a+b = 6
put x = 0
S(0) = 2(0)-5(0)+a(0)+b = 0
b = 0
2a + 0 = 6
2a = 6
a = 3
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