Question

Q2Find the squares by using the identities (xy– 7z) (xy-7z) *
2 points
a) xy squae -14xyz+49z square
b)(xy)square+14xyz+49z square
c)(xy)square -14xyz+49z square
d) none
Other:
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Answer 1

Step-by-step explanation:

none..................................(d)

Answer 2

Answer:

(zy- 7z) ^2= x^2y^2+49z^2-14xyz

Step-by-step explanation:

option c

using (and) ^2