Question

9. Find the following products using appropriate identities:
(i) (x+3)(x+3) (II) (y +312)(y - 312)
(III) 25x2-49
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Answer 1

Answer:

1) X²+3x+ 3x+9 => x² +6x+9

=> x²+3x+3x+9

=> X(X+3) and 3(X+3)

Therefore X+3

2) Do this same as the first one

3) 50-49

=>1

Answer 2

Step-by-step explanation:

25x2-49

=>50-49

=>1

hope this may help uhh.. .