factorise by appropriate identities x square -3x-10
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Answered by
1
Answer:
Step-by-step explanation:
x^2-3x-10
product=-10 and sum = -3
then the numbers will be -5 and +2
(x-5)(x+2)=0
x=5, x=-2
Answered by
1
Answer:
Answer is -2 and 5
Step-by-step explanation:
x^2-3x-10=0
using the middleterm splitting method
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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