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Vikentia [17]
3 years ago
15

Write a quadratic equation with roots of

Mathematics
2 answers:
stepladder [879]3 years ago
6 0
If the roots are 1 and 3, the factors of this quadratic are (x-1) and (x-3).
The polynomial is x^2 - 4x + 3.

If you were supposed to write a polynomial based upon all four given roots, then:

Looks as tho' you have four distinct roots.  The 4th order polynomial with these roots is f(x) = (x-1)(x-3)(x-7)(x-2).  Multiply this out, combine like terms and then arrange the terms in descending order by powers of x.

Kipish [7]3 years ago
5 0

Answer:


Step-by-step explanation:

Answer is b vro

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What is 4/5 divided by 2/12
Elena-2011 [213]
The answer would be 24/5, 4 4/5, or 4.8
7 0
3 years ago
Read 2 more answers
ANSWER ASAP PLEASE!! OTHER ANSWER CHOICES ARE 5/12 and 7/12.BRAKE DOWN!!
Yuri [45]

Answer:

A=1/12

Step-by-step explanation:

3/4-2/3=3*3/4*3-2*4/3*4=9/12-8/12=1/12

6 0
4 years ago
HELP PRECALC NEED IN PROOF FORM
Vinil7 [7]

Hello, please consider the following.

We know the following, right ?

(\forall a, b \in \mathbb{R}) \left( sin(a+b)=sin(a)sin(b)+cos(a)cos(b) \right)

So, here, it gives.

Asin(\omega t+\phi)=Asin(\phi){\sf \bf sin(\omega t)}+Acos(\phi){\sf \bf cos(\omega t)}\\\\=c_2{\sf \bf sin(\omega t)}+c_1{\sf \bf cos(\omega t)}\\\\\text{ *** where }c_2=Asin(\phi) \text{ and } c_1=Acos(\phi) \text{ ***}

Do not hesitate if you need further explanation.

5 0
4 years ago
If cot O= 12/5, find tan O
Flura [38]

Answer: Tan O= 5/12

Step-by-step explanation:

Cot O=12/5

Looking at the pythagoras theory

Cot= 1/tan

So

Cot O=1/tango

Cross multiply

CotO tan O=1

Make tan the subject of formula

TanO= 1/Cot O

Cot O=12/5

Substitute for cot O

Tan O= 1/12/5

Tan O= 5/12

7 0
3 years ago
ASAP PLS HELP DUE TODAY. WILL GIVE BRAINLIEST IF A GOOD ANSWER EXPLENATION AND CORRECT ANSWER
aniked [119]

Answer:

7 + (-8)

Step-by-step explanation:

Given

7 - 8

(a): Write as additive inverse.

An additive inverse is of the form a + (-b)

In this case:

a = 7

b = -8

So, the expression can be represented as:

7 + (-8)

(b): Number line representation

When the expression in (a) is solved.

The result is:

7 - 8 = 7 + (-8) = -1

This means that the number line must accommodate 7 and -1.

Having said that, options (b) and (c) are out because their range is 0 to 15 and this excludes -1.

Option (d) is a wrong representation of 7 - 8

Hence, (a) is correct

7 0
3 years ago
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