3 years ago

What is the coefficient of x2 in the expansion of (x + 2)3?

Mathematics

1 answer:

Vinvika [58]3 years ago

4 0

I think 6 is the answer. Hopefully I answered your question

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Please help! time sensitive.

Ronch [10]

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Line q passes through points (9, 9) and (1, 2). Line r is perpendicular to q. What is the slope of line r?

Alik [6]

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Step-by-step explanation:

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3 years ago

What are the real zeros of the function g(x)=x^3+2x^2-x-2

Gre4nikov [31]

$g(x)=x^3+2x^2-x-2\\\\\text{The zeros:}\\\\g(x)=0\to x^3+2x^2-x-2=0\\\\x^2(x+2)-1(x+2)=0\\\\(x+2)(x^2-1)=0\iff x+2=0\ \vee\ x^2-1=0\\\\x+2=0\ \ \ |-2\\x=-2\\\\x^2-1=0\ \ \ |+1\\x^2=1\to x=\pm\sqrt{1}\to x=-1\ \vee\ x=1\\\\\text{Answer:}\ x=-2\ or\ x=-1\ or\ x=1$

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3 years ago

4x+10=32

Serga [27]

Answer:

collect like terms

4x+10-10=32-10

4x=12

4\4x=12/4

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5 0

2 years ago

-3(1)+(-3)(-1) =

daser333 [38]

Answer:

³⅜

Step-by-step explanation:

⁴⁵⅖

+⁷⅝×⅖i

I HOPE IT HELP TYSM

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3 years ago

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