Question

If area of rectangle is (m² + 8m + 16)
then one of its side must be ?
(1) (m - 4)
(2) (m + 4)
(3) (m² - 4) (4) (m² + 4)​

Answer 1

Answer:

If area of rectangle is (m² + 8m + 16)

then one of its side must be ?

(1) (m - 4)

(2) (m + 4)✔️

(3) (m² - 4) (4) (m² + 4)

Answer 2

Answer:

Answer is (m+4)

Solving the quadriatic equation

m²+8m+16

=m²+4m+4m+16

=m(m+4) +4(m+4)

=(m+4)(m+4)

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