Rewrite the following quadratic functions in intercept or factored form. Show your work.f(x) = 3x^2 - 12

Answers

Answer 1
Answer:

Answer:

f(x) = 3(x+2)(x-2)

Step-by-step explanation:

We are given the following the quadratic function and we are to rewrite it in intercept or factored form:

f(x) = 3x^2 - 12

We can factorize the given function so taking the common factors out of it to get:

f(x)=3x^2 - 12

f(x) = 3 (x^2 - 4)

The term (x^2-4) is in the form a^2-b^2 so it can further be factorized to give:

f(x) = 3 (x+2)(x-2)

Therefore, the factored form of the given quadratic function is f(x) = 3(x+2)(x-2).


Answer 2
Answer:

Answer:

3(x-2)(x+2)

Step-by-step explanation:

Given equation is :

f(x) = 3x²-12

We have to rewrite the given function in factored or intercept form.

Since, we know that 3 and 12 are multiples of 3.

taking 3 as common , we get

f(x) = 3(x²-4)

using differernce formula in above equation , we get

a²-b² = (a-b)(a+b)

f(x) = 3(x-2)(x+2)

Hence, the given factors are 3,(x-2) and (x+2).


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Need help fast what are all the solution to this problem

Answers

x² - 25 = 0

The left side is the difference of 2 squares,
so we know right away, without any uncertainty
or sweat, that it can be written as

                   (x + 5) (x - 5) ,

and we know that it's equal to zero when either factor is zero.

Now let's look at the choices:

A.  X = -1  Not a chance.

B.  X = -3  Also no.

C.  X = -5  Yes that's good; that would make the first factor zero.

D.  X = 5    Yes that's good too; it would make the second factor zero.

E.  X = 3    Not true.  Don't know how they came up with it.

F.  X = 1    Equally not true.
x^(2) - 25 = 0 \n x^(2) = 0 + 25 \n x^(2) = 25 \n x = \pm √(25) \n \boxed{x = \pm 5}

correct alternatives : C , D

Every month Neha takes a fixed amount of ₹3750 from her mother for her expenses. What is the amount she is spending in a year. What is the quality reflected here?

Answers

Answer:

Yearly expenses = ₹45,000

Step-by-step explanation:

Given:

Monthly expenses = ₹3,750

Find:

Yearly expenses

Computation:

Yearly expenses = 12 x ₹3,750

Yearly expenses = ₹45,000

Neha is unemployed and his expenses are totally fixed during the whole year.

If we divide the polynomial x4 + 4x3 + 2x2 + x + 4 by x2 + 3x, what will be the remainder?

Answers

Hello,

x^4+4x^3+2x²+x+4=(x²+3x)*(x²+x-1) + 4x+4

Remainder=4x+4

(3x + 2) (2x - 5) = ax² + kx + n .
What is the value of a - n + k ?

Answers

(3x + 2) (2x - 5)=ax^2+kx+n \n \n =3x\cdot 2x - 3x\cdot 5 +2\cdot 2x - 2\cdot 5=\n \n=6x^2-15x+4x-10=\n \n=6x^2-11x-10\n \n a=6, \ n=-10 , \ k=-11 \n \na - n + k = 6-(-10)+(-11)=6+10-11= 5

IAcellus
Find the volume of the cone.
5
Diameter: 14 m, Slant Height: 25 m
Help Resources
Round to the nearest whole number.
Volume
[?] m3

Answers

The volume of the cone to the nearest whole number is 1283 m³

How to determine the volume

Formula for volume of a cone = \pi r^2(h)/(3)

Slant height = 25m

If diameter = 14m , radius = 14/2 = 7m

Pie = 22/7

Substitute values into formula

We have,

Volume = 3. 142 * 7 * 7 * (25)/(3)

Volume = 1,282. 98

Volume = 1283 m^3 in the nearest whole number

Thus, the volume of the cone to the nearest whole number is 1283 m³

Learn more about a cone here:

brainly.com/question/6613758

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Final answer:

The volume of a cone with a diameter of 14 m and slant height of 25 m is 1232 m³, when rounded to the nearest whole number.

Explanation:

To find the volume of the cone, one can use the formula, which is V = 1/3πr²h, where V is the volume, r is the radius, and h is the height. But in the provided case, we have the cone's diameter and slant height instead of the radius and height. Given that the diameter is 14m, the radius would be half of the diameter, so r = 14/2 = 7m. Also, considering the cone as a right-angled triangle, we can use the Pythagorean theorem to find the height. So, h = sqrt((Slant height)² - r²) = sqrt((25)² - (7)²) = 24m. Now, we substitute the values of r and h into the formula for volume of a cone.

V = 1/3 * π * (7)² * 24 = 1232 m³

Learn more about Volume of the cone here:

brainly.com/question/29767724

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Classify -2x4 - x 3 + 8x2 = 12 by degree. A. quartic B. quintic C. quadratic D. cubic

Answers

this function is a Quartic, because its a degree 4