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bahrom7893 Group TitleBest ResponseYou've already chosen the best response.2
Try this one yourself, come on!
 2 years ago

mckayla_04 Group TitleBest ResponseYou've already chosen the best response.0
solve 4^2
 2 years ago

bahrom7893 Group TitleBest ResponseYou've already chosen the best response.2
first step should be moving everything over to one side and dividing everything by 4
 2 years ago

mckayla_04 Group TitleBest ResponseYou've already chosen the best response.0
Thats the Point, I dont know how.
 2 years ago

bahrom7893 Group TitleBest ResponseYou've already chosen the best response.2
Ok, i'll show u this ex. Try the next one: 4x^2 = 12x + 40 4x^2  12x  40 = 0
 2 years ago

bahrom7893 Group TitleBest ResponseYou've already chosen the best response.2
now divide everything by 4: x^2  3x  10 = 0
 2 years ago

bahrom7893 Group TitleBest ResponseYou've already chosen the best response.2
Now use the discriminant formula: D = (3)^2  4*(1)*(10) = 9 + 40 = 49
 2 years ago

bahrom7893 Group TitleBest ResponseYou've already chosen the best response.2
x1 = (b  sqrt(D))/(2a) x2 = (b +sqrt(D))/(2a)
 2 years ago

bahrom7893 Group TitleBest ResponseYou've already chosen the best response.2
x1 = (3  7)/2 = 2 x2 = (3+7)/2 = 5
 2 years ago
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