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Tems11 [23]
3 years ago
11

Is this correct pls help

Mathematics
1 answer:
nikitadnepr [17]3 years ago
8 0

Answer:

I think it's right

but plz let me know if im wrong

Step-by-step explanation:

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Step-by-step explanation:

7 0
3 years ago
If 2 is one root of the equation 4x3 + kx - 24 = 0, then the value of k is
Leokris [45]

Answer:

B

Step-by-step explanation:

We are given the equation:

\displaystyle 4x^3 + kx - 24 = 0

And that <em>x</em> = 2 is a root. And we want to determine the value of <em>k</em>.

By definition, since <em>x</em> = 2 is a root of the equation, when <em>x</em> = 2, the equation must equal zero:

\displaystyle 4(2)^3 + k(2) - 24 = 0

Solve for <em>k: </em>

<em />\displaystyle \begin{aligned} 4(2)^3 + k(2) - 24 & = 0 \\ \\ 32 + 2k - 24 & = 0 \\ \\ 2k + 8 & = 0 \\ \\ k & = - 4\end{aligned}<em />

<em />

Hence, the value of <em>k</em> is -4.

In conclusion, our answer is B.

3 0
3 years ago
2 (3a+2) = -8 (Solve using distributive property
Liono4ka [1.6K]

Answer:

I think the answer is a= -2.

Step-by-step explanation:

6 0
3 years ago
Need help asap plzz
Nadusha1986 [10]

Answer:

Step-by-step explanation:

5z >or= -75

z >or= -75/5

z>or= -15

ans is D

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Wewaii [24]
105 was the number of pgs Jorge read was because 15×7 equals 105
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4 years ago
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