3 years ago

The value of sqroot -4 is not -2 because

1 answer:

4 0

I’m pretty sure the answer is b! hope this helps!!

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Evgen [1.6K]

<u>Expression Form</u>
(3-7)*n+5
n=Unknown Number

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3 years ago

aleksklad [387]

I think the answer to this is .6 or 1.7

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raketka [301]

The vertex form:

$y=a(x-h)^2+k\\\\(h,\ k)-vertex$

The axis of symetry is x = h.

$y=ax^2+bx+c\to h=\dfrac{-b}{2a}$

We have

$y=2x^2+12x+16\to a=2,\ b=12,\ c=16$

Substitute:

$h=\dfrac{-12}{(2)(2)}=\dfrac{-12}{4}=-3$

<h3>Answer: x = -3</h3>

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3 years ago

stiks02 [169]

Answer: The Numbers are 15 and 39

Step-by-step explanation: 2(15) + 9 = 39

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3 years ago

anastassius [24]

Answer:

2 -6

Step-by-step explanation:

watch the video for a Step-by-step explanation its the one right before the question

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3 years ago