$x= \frac{-b+/-\sqrt{b^{2}-4ac} }{2a} \\\\x= \frac{-(-4)+/-\sqrt{(-4)^{2}-4*2*(-3)} }{2*2} \\\\x= \frac{4+/-\sqrt{16+24} }{4} \\\\x= \frac{4+/-\sqrt{40} }{4} = \frac{4+/-2\sqrt{10} }{4}=\frac{2+/-\sqrt{10} }{2}$

6 0

3 years ago

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The first step when dividing 9m2 − 4m − 6 by 3m is shown. Which could be the next step? 3m − − 3m − − 3m − − 3m − −

anygoal [31]

Hi:)
9m²/3m=3m

4m/3m=4/3

6/3m=2/m

3m-4/3-2/m

Hope i helped !!!

6 0

2 years ago

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Lorenzo's bean plant grew 6/10 of an inch everyday. How tall was the plant after 7 days?

4vir4ik [10]

6/10 of an inch= 0.6
7 (times) 0.6 (equals) 4.2

8 0

3 years ago

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