Asked by momo
Hints to solve following nonlinear equation please?
y=-4.9x^2+20x+10
9.8x+y=20
y=-4.9x^2+20x+10
9.8x+y=20
Answers
Answered by
Steve
substitute y = 20 - 9.8x
into the first equation:
20 - 9.8x = -4.9 x^2 + 20x + 10
4.9 x^2 - 29.8x + 10 = 0
x = 5.725 or 0.356
and you can get y.
These are strange equations to "solve" since one is the equation of motion of a body, and the other is the equation of its velocity.
into the first equation:
20 - 9.8x = -4.9 x^2 + 20x + 10
4.9 x^2 - 29.8x + 10 = 0
x = 5.725 or 0.356
and you can get y.
These are strange equations to "solve" since one is the equation of motion of a body, and the other is the equation of its velocity.
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