Question

ভাগ করি –
a) (m2 + 4m –21) কে (m - 3) দিয়ে।​

Answer 1

Answer:

(m+7)

Explanation:

m2+4m-21

then the factorisation method of the above is

m2+7m-3m-21=0

m(m+7)-3(m+7)=0

(m-3)(m+7)=0

(m-3)(m+7)/(m-3)=0

so, the answer is (m+7).