Asked by gabriel
solve 2x^2 = 9x. round to the nearest tenth.
a)x = 0 or x = -4.5
b)x = 4.5
c)x = 1.5 or x = 3
d)x = 0 or x = 4.5
i think the answer is d but i could be wrong
a)x = 0 or x = -4.5
b)x = 4.5
c)x = 1.5 or x = 3
d)x = 0 or x = 4.5
i think the answer is d but i could be wrong
Answers
Answered by
Damon
2x^2 = 9x
2 x^2 - 9 x = 0
x (2x-9) = 0
x = 0
or
x = 4.5
2 x^2 - 9 x = 0
x (2x-9) = 0
x = 0
or
x = 4.5
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