Question

x2-3x-10=0 solve the equation by using Complete square method
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Answer 1

Answer:

x= -2, x=5

Step-by-step explanation:

X2 -3x-10

Complete the square

x2 +2x-5x-10=0

Factorise

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

(x+2)  and (x-5) =0

x =-2 and x=5

Answer 2

Answer:

Add 10 to both sides of the equation. To create a trinomial square on the left side of the equation, find a value that is equal to the square of half of b . Add the term to each side of the equation. Simplify the equation.