1.

Find the product1) (2x+3)(2x+7)2) (5y-2)(5y+9)3) (x+1)(2x+5)(3x-1)4) (3a-5b)(7a+2b)plz give me answer

Answer»

Answer:

1) 4x^2+20x+21

2)25x^2+35x-18

3) I am SORRY I don't KNOW this ONE

4)21a^2-29ab-10b^2



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