factorise a2 – 2a – 35
Answers
Answered by
7
Answer:
(a+5)(a-7)
Step-by-step explanation:
a^2-2a-35
a^2-7a+5a-35
a(a-7)+5(a-7)
(a+5)(a-7)
hope this helps
Answered by
3
Answer:
Step-by-step explanation:
a²-2a-35 middle term splitting
=a²-7a+5a-35
=a(a-7)+5(a-7)
=(a-7)+(a+5)
=a(a-2)-35
=(a-2)(a-35)
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