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Arturiano [62]
3 years ago
11

What is f(x)=-3(x+1)(x+1) in standard form

Mathematics
1 answer:
expeople1 [14]3 years ago
3 0

Answer:

f(x) = 3x² + 6x + 3

Step-by-step explanation:

The standard form of a quadratic is ax^2 + bx + c. To write the equation f(x)=-3(x+1)(x+1)  in standard form, multiply the factors using the distributive property and combining like terms.

f(x)=-3(x+1)(x+1)

f(x) = 3(x²+x+x+1)

f(x) = 3x² + 3x + 3x + 3

f(x) = 3x² + 6x + 3

You might be interested in
What would the answer to this question be? show work please
AURORKA [14]

Answer:

B

Step-by-step explanation:

The volume of a rectangular prism is the length times width times height.

V = LWH

V = (4√3)(3√6)W

V = 12√18 W

V = 36√2 W

If the volume is irrational, then W cannot have a radical that is half of a perfect square, because when multiplied by √2, that would yield a rational volume.  For example, √18 × √2 = √36 = 6.

Therefore, the answer must be B, because 12 is not half of a perfect square.

V = 36√2 (4√12)

V = 144√24

V = 288√6

5 0
3 years ago
15 EASY POINTS HURRY-how could you use a coordinate grid to show that an equation in two variables x and y is not a linear equat
alekssr [168]

Answer:

Well a linear equation is in a straight line.  To show it was not linear on a coordinate grid the slope would not be a straight line

Step-by-step explanation:

7 0
3 years ago
99 point please help
____ [38]
It wants it to be in slope-intercept form.

y=mx+b

We have to first find the slope and plug it into point-slope form.

y-y1=m(x-x1)

Find the slope of the second line. (I did this one first on accident)

Rise/run= 3/1= 3 The slope is 3. Plug that in along with the point (0,3)

y-3=3(x-0)
y-3=3x

Add 3 to the other side.

y= 3x +3 <- <em>for the second line</em><em>
</em>
Now, the second.

rise/run= 1/2= .5 Use point (6,0)

y-0=.5(x-6)
y= .5x-3 

y=.5x-3 <- for the first line

I hope this helps!
~kaiker




4 0
2 years ago
Read 2 more answers
NEED ANSWER QUICK!!
dybincka [34]

Answer:

$192

Step-by-step explanation:

2400/48=50

50x3.84=192

3 0
2 years ago
1/3k+80=1/2k+120 what does k equal?
LenaWriter [7]

Answer:

k = -1/240

Step-by-step explanation:

to evaluate the value of k in the expression 1/3k+80=1/2k+120

we have

1/3k+80=1/2k+120

collect the like terms for easy evaluation

1/3k - 1/2k = 120 -80

1/3k - 1/2k = 40

find the lcm

2 - 3/6k = 40

-1/ 6k = 40

cross multiply

6k  x  40  = -1

240k = -1

divide both sides by 240

240k/240 = -1/ 240

k = -1/240

therefore the value of k in the expression 1/3k+80=1/2k+120 is equals to -1/240

8 0
3 years ago
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