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Pwease help me anyone. thanks :-) :-) :-) :-) :-) :-) :-) :-)!!!!
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Pwease help me anyone. thanks :-) :-) :-) :-) :-) :-) :-) :-)!!!!

Pwease help me anyone. thanks :-) :-) :-) :-) :-) :-) :-) :-)!!!!-example-1
User Max Collomb
by
8.2k points

1 Answer

2 votes
a)

x+3

b)

x(x+3)=340\\ x^2+3x-340=0

c)

x(x+3)=340\\ x^2+3x-340=0\\ \Delta=3^2-4\cdot1\cdot(-340)=9+1360=1369\\√(\Delta)=37\\ x_1=(-3-37)/(2)=-20\\ x_2=(-3+37)/(2)=17

It's 17.
User Shreejibawa
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8.4k points
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