Question

Q5.Rearrange the words into meaningful sentences.
1. always/ newspaper will/ fair number/ advertisements/ contain/ a / a/ of
2. and concise/of/manner/ expression/a short/ essential/ is
3. the language/ may be/letters/written/to a foreign/in/country/used/there
4. the aim/ correspondence/explicit/of/must be
5. advertising/effective/ which/ requires/is an/ much skill/art/patience/ and

Answer 1

Answer:

Changes made to your input should not affect the solution:

(1): "b2" was replaced by "b^2". 1 more similar replacement(s).

STEP

1

:

Equation at the end of step 1

52a2 - b2

STEP

2

:

Trying to factor as a Difference of Squares:

2.1 Factoring: 25a2-b2

Theory : A difference of two perfect squares, A2 - B2 can be factored into (A+B) • (A-B)

Proof : (A+B) • (A-B) =

A2 - AB + BA - B2 =

A2 - AB + AB - B2 =

A2 - B2