Question

Find the midde term: x2+ ... + 49​

Answer 1

$(x + 7)^{2} = {x}^{2} + \underline{14x} + 49$

Answer 2

it's middle term is 14x.

that means x2 + 14x + 49=0.

it's your answer my friend

please brainliest answer pa mark kardana pls