3 years ago

i need help with these 3 ? please if i get them done i can go home and im sick please help me on these 3 questions

Mathematics

2 answers:

schepotkina [342]3 years ago

6 0

I got:
B
D
C.............................

Neporo4naja [7]3 years ago

5 0

1. 7^6
2. fourth answer
3. 1

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Ex 2.6

Anna007 [38]

$y=3x^4 -4x^3 -12x^2 +1\\
y'=12x^3-12x^2-24x\\\\
12x^3-12x^2-24x=0\\
12x(x^2-x-2)=0\\
12x(x^2+x-2x-2)=0\\
12x(x(x+1)-2(x+1))=0\\
12x(x-2)(x+1)=0\\
x=0 \vee x=2 \vee x=-1\\\\
\forall{x\in(-\infty,-1)\cup(0,2)}\ y'$
$y(-1)=3\cdot(-1)^4-4\cdot(-1)^3-12\cdot(-1)^2+1=3+4-12+1=-4=\\
=y_{min}$

5 0

3 years ago

Will mark BRAINLIEST and give 5 stars

JulsSmile [24]

Answer:

364

Step-by-step explanation:

Hope this helps.

3 0

3 years ago

What is the answer? 10 + (–4) =

Tanzania [10]