Question

how to factorise x^2+3x-10​

Answer 1

Step-by-step explanation:

x² + 3x - 10

x² + 5x - 2x - 10

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

(x - 2) (x + 5)

I hope it will help you

Answer 2

Answer:

x=2 or x=-5

Step-by-step explanation:

x^2+3x-10

By splitting the middle term

sum=3

product=-10

        5  and -2

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

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

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

x-2=0   or   x+5=0

x=2     or     x=-5