Question

Find the zeros and verify the relation between the zeros and the coefficients (i) x² + 7x + 10 (ii) x² –3

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Answer 1

Answer:

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Answer 2

Answer:

1. zeros=-2,-5. 2. zeros=3,0

Step-by-step explanation:

1. x^2 + 7x+10

x^2 +2x+5x +10

x(x+2) +5(x+2)

(x+2)(x+5)

thus, x=-2 x= -5

since power of x is 2 therefore it will have 2 zeros

2. x^2 -3

x(x-3)

x=0. x-3 =0

thus, x=0 ,x=+3