Question

Find the roots of the following quadric equations by
factorisation
x² - 3 x -10=0​

Answer 1

Answer:

X = -2, +5

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Answer 2

Answer:

x = 5 or x = -2

Step-by-step explanation:

x² - 3 x -10=0

x² -5x +2x -10 = 0

x² +2x -5x -10 = 0

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

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

Therefore, x = 5 or x = -2