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Nat2105 [25]
1 year ago
14

Find all zeros.

Mathematics
1 answer:
Jet001 [13]1 year ago
5 0

Answer:

{ 0, 3, - 3 }

Step-by-step explanation:

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

to find the zeros let f(x) = 0 , that is

x(2x - 3)(x + 3) = 0

equate each factor to zero and solve for x

x = 0

2x - 3 = 0 ⇒ 2x = 3 ⇒ x = \frac{3}{2}

x + 3 = 0 ⇒ x = - 3

zeros are { 0, \frac{3}{2} , - 3 }

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Find the missing ratio or angle measure: sin 10 degrees
MakcuM [25]

This question is incomplete but if you are asking for the angle measure then sin (10) is 0.1736481777

3 0
3 years ago
5 (u + 1) -<br>7 = 3<br>3 (u - 1) + 2u​
frez [133]

Correct Question:

5 (u + 1) - 7  = 3 (u - 1) + 2u.

Solve for u

Answer:

See explanation below

Step-by-step explanation:

In this given question, we are required to find u.

Given the equation:

5 (u + 1) - 7 = 3 (u - 1) + 2u​

Required:

Solve for u

To find u, first simplify both sides individually.

Simply 5 (u + 1) - 7:

Expand the parenthesis:

5u + 5 - 7

Collect like terms:

5u - 2

<em>Simplify 3 (u - 1) + 2u​:</em>

Expand the parenthesis:

3u - 3 + 2u

Collect like terms:

3u + 2u - 3

5u - 3

Bring both simplified equations together:

5u - 2 = 5u - 3

5u - 5u - 2 = -3

-2 = -3

Since -2 ≠ -3, there is no solution.

Therefore, we can say the equation is invalid.

3 0
4 years ago
An individual who has automobile insurance from a certain company is randomly selected. Let Y be the number of moving violations
Luba_88 [7]

Answer:

A. The E(Y) is 0.80

B. The expected amount of the surcharges is $165

Step-by-step explanation:

A. In order to calculate the E(Y), we would have to calculate the following formula:

E(Y)=∑yp(y)

E(Y)=(0*0.5)+(1*0.25)+(2*0.20)+(3*0.05)

E(Y)=0+0.25+0.40+0.15

E(Y)=0.80

B. In order to calculate the expected amount of the surcharges we would have to calculate the following formula:

E($110Y∧2)=110E(Y∧2)

=110∑y∧2p(y)

=110((0∧2*0.5)+(1∧2*0.25)+(2∧2*0.20)+(3∧2*0.05))

110(0+0.25+0.80+0.45)

=$165

5 0
4 years ago
Pls pls help thx !!!!!
vekshin1
I believe there is only 1 real zero

hope this helps !!
6 0
3 years ago
Replace * with a monomial in such a way, that the trinomial becomes a perfect
ExtremeBDS [4]

Answer: 36x^2

Step-by-step explanation:

Hi! I usually hate to use links, but I actually just answered this same question for someone else. I would copy and paste, but my copy and paste is screwing up the format making it super hard to read. I'm attaching the link instead. Hope this helps!

brainly.com/question/26017159?cb=1639960292092

8 0
2 years ago
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