Factorize: 25- p^2 - q^2 - 2pq is (a)(5+p+q)(5-p+q) (b)(5+p+q)(5-p-q) (c)(5+p+q)(5+p-q) (d)(5+p-q)(5-p+q)
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Hello, Hints: (p+q)^2=? (p-q)^2=? (p+q)(p-q)=? Warnig: Don' t forget the parentheses for grouping! Bye.
Hello, devi! Factorize: . . . We have: . a difference of squares! . . .
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