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msteph012311
Group Title
trying to find x and y intercepts for ...
y=x^2+2.2x+1.21
and
yx^2=7x
 2 years ago
 2 years ago
msteph012311 Group Title
trying to find x and y intercepts for ... y=x^2+2.2x+1.21 and yx^2=7x
 2 years ago
 2 years ago

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hartnn Group TitleBest ResponseYou've already chosen the best response.1
hint :To get xintercept put y=0 in the equation to get yintercept put x=0 in the equation
 2 years ago

msteph012311 Group TitleBest ResponseYou've already chosen the best response.0
thanks i know that part lol i just dont know how to go from there...like for the first one i did y=0 then i just used the quadratic formula is that right? i got 1 and 1.2?
 2 years ago

hartnn Group TitleBest ResponseYou've already chosen the best response.1
x^2+2.2x+1.21 = 0 this can be factored, and 1 ,1.2 is incorrect
 2 years ago

msteph012311 Group TitleBest ResponseYou've already chosen the best response.0
so i cant use the quadratic formula?
 2 years ago

hartnn Group TitleBest ResponseYou've already chosen the best response.1
those are correct, just be accurate 1,1.21 (instead of just 1.2)
 2 years ago

hartnn Group TitleBest ResponseYou've already chosen the best response.1
and u can use formula also
 2 years ago

msteph012311 Group TitleBest ResponseYou've already chosen the best response.0
what about the second one i dont know where to start?
 2 years ago

hartnn Group TitleBest ResponseYou've already chosen the best response.1
did u get yintercept for 1st ?
 2 years ago

msteph012311 Group TitleBest ResponseYou've already chosen the best response.0
yes i got 1.21
 2 years ago

hartnn Group TitleBest ResponseYou've already chosen the best response.1
now for 2nd eq., put x=0 for yint., yx^2=7x y=0 so yintercept = (0,0) put y=0 for xint yx^2=7x 0=x^2+7x i believe u can solve this
 2 years ago

hartnn Group TitleBest ResponseYou've already chosen the best response.1
sorry for late reply, i got disconnected
 2 years ago

msteph012311 Group TitleBest ResponseYou've already chosen the best response.0
x=0 and x=7? right because i moved the x^2 to the right
 2 years ago

msteph012311 Group TitleBest ResponseYou've already chosen the best response.0
its ok....and oh yea 7
 2 years ago

hartnn Group TitleBest ResponseYou've already chosen the best response.1
any more doubts ? all clear ?
 2 years ago

msteph012311 Group TitleBest ResponseYou've already chosen the best response.0
nope thank you so much :)
 2 years ago

msteph012311 Group TitleBest ResponseYou've already chosen the best response.0
can you help me with a few more though?
 2 years ago

hartnn Group TitleBest ResponseYou've already chosen the best response.1
i am already helping 23 ppl at same time, i'll try though...
 2 years ago
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