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dusya [7]
3 years ago
9

Antonia is factoring the polynomial, which has four terms. 7x3 – 21x2 + 5x – 15 7x2(x – 3) + 5(x –3) Which is the completely fac

tored form of her polynomial?
Mathematics
2 answers:
Vikentia [17]3 years ago
8 0
Factoring out (x-3), we get (7x^2+5) (x-3). That is your answer, I hope this helps :).
Anna007 [38]3 years ago
6 0

The given polynomial is :

7 x^3-21 x^2+ 5 x - 15

Factorizing it by taking common factor among two terms

→7 x²(x-3) + 5 (x-3)

Taking (x-3) , common between two terms of the above expression, then the given expression is reduced in the form of,

→(x-3)(7 x² +5)→→Completely factored form of polynomial 7 x^3-21 x^2+ 5 x - 15


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Hi can you match these for me :(
podryga [215]

Answer:1c .          3a .             4b .           5d .       2e    

Step-by-step explanation:sorry if wrong not super good

4 0
3 years ago
Given that triangle ABC is a right triangle, select a set of possible side length measurements
Elza [17]

Answer:

4,5,6 / 6,8,10 / 5,12,13 / ....

Step-by-step explanation:

Base on the pythagorean theorem, we have : a² + b² = c².
The first set : 4,5,6 - 4² + 5² = 6² (a possible set)
The second set : 6² + 8² = 10² (another possible set)
The last set : 5² + 12² = 13² (also possible)

There are a lot more sets, but I'll only list 3. Hope this helps :)

3 0
2 years ago
How do you Rewrite <br> 3x3x3x3<br> using an exponent?
Charra [1.4K]
Your answer is 3 raised to 4 that is 3^4.

Hope this helps :)
5 0
4 years ago
What is the value of v?
sammy [17]
Basically, this is saying that 80% of (x) = 2 so you have know what the whole would be. It would be 2.5 because 80% of 2.5 is 2. So because you are subtracting 7 from v to get 2.5, you have to add 2.5 to 7 to get v. V=9.5
5 0
4 years ago
Read 2 more answers
I need help ASAP on Tangent Circles!!
loris [4]
I will solve one for you to get you a idea so next u can solve all
To know whether line is tangent toa circle or not we should know that that line is a tangent line of a circle if it intersects circle at single point.
and this will always be perpendicular at radius
so in problem
1)

diameter is given 7.5 
and u can see they make a right triangle ABC if that is perpendicular so segment  AB is tangent to a circle.
Lets see by applying <span>Pythagorean Theorem
</span>this is method we can say that this is in fact a right triangle

a^2=b^2=c^2
a,b are shorter side c is longer side
(7.5)^2+(8)^2=(17)^2
 56.25+64=289
120.25=289
both are not equal so they are not forming right triangle so segment AB is not a tangent line.
5 0
3 years ago
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