Question

- Find the roots of the following quadratic equations by factorisation:
x^2-3x-10=0​

Answer 1

x^2 - 5x + 2x - 10 = 0

x (x - 5) +2 (x - 5) = 0

(x - 5)(x + 2) = 0

x = 5 or -2

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Answer 2

Answer:

x: -2,5

Step-by-step explanation:

x^2-3x-10=0

x^2-5x+2x-10=0

x(x-5)+2(x-5)=0

x+2=0 or x-5=0

x=-2 or x=5

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