Question

solve by using factorisation x²-3x-10=0​

Answer 1

x²-3x-10=0

x² -5x - 2x -10=0

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

(x-5) × (x-2) =0

∴ x-5= 0 and x-2=0

∴ x=5 and x=2

Hence x can be 2 and 5

Answer 2

Answer:

x square -3x-10=10

Step-by-step explanation:

x=-2

x(x-3)=0+10

-2(-2-3)=10

4+6=10