a part solve please
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1) 25x ^2 + 81
(a + b)^2 = a^2 + 2ab + b^2
(5x+9)^2
(5x)^2 + 2(5)(9) + (9)^2
25x^2 + 90 + 81
25x^2 +81 + 90x
this is your answer...
(a + b)^2 = a^2 + 2ab + b^2
(5x+9)^2
(5x)^2 + 2(5)(9) + (9)^2
25x^2 + 90 + 81
25x^2 +81 + 90x
this is your answer...
navraj51:
thanks for your help
wlcm...
hlo
how are you
hlo
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