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Murljashka [212]
3 years ago
13

The quadratic formula of 3x^2+4x+5=0

Mathematics
2 answers:
-Dominant- [34]3 years ago
6 0
Yea yeaaaaaaaaaaaaaaaaaa

Otrada [13]3 years ago
4 0

3x² + 4x + 5 = 0 → x² + 4/3x +5/3 =0 → (x + ⅔)² + 5/3 - 4/9 = 0 → (x + ⅔)² + 11/9 = 0

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Having Problems With This Question
hjlf

Answer:

f+g(2)=10

f-g(4)=-4

F/G(2)= 7/3

(f)(g)(1)=0

Step-by-step explanation:

1. (f+g)=2x+3+x^2-1 2(2)+2=10

2. (f-g)=(2x+3)-(x^2-1)=-x^2+2x+4= -16+8+4=-4

3. f/g= 2x+3/x^2-1 4+3/3= 7/3

4. f*g= (2x+3)(x^2-1)= 2x^3+3x^2-2x-3= 2(1)^3-2(1)+3(1)^2-3=0

8 0
3 years ago
Does the number line below represent the solution to the inequality x > -2?
sp2606 [1]

Answer:

B  I aplogize if its wrong i haven't done this type of math in a couple years so its foggy

Hope it Helps!

3 0
3 years ago
Can somebody explain a unit rate to me? I am struggling in math.
Phoenix [80]

Unit rates actually are utilized by people frequently in every day life. A standard work week undertaken by a typical person is 40 hours per week. Unit prices are useful at grocery stores. For example, if five potatoes cost $5, the unit price is determined by dividing the total price by the number of individual potatoes, or $5 divided by 5.

3 0
4 years ago
Read 2 more answers
Marc-Andre Fleury made saves on 27 of the first 29 shots in the hockey game Find experimental probability that he will make a sa
JulsSmile [24]
Experimental probability is number of observed specific outcomes divided by the total number of observations...in this case the experimental probability of making a save is:

27/29≈0.931
8 0
4 years ago
Select the correct answer.
wariber [46]

Answer:

<u>~Senpi boi here~</u>

Step-by-step explanation:

Multiply all terms by x and cancel:

x+2x+1=1x

3x+1=x(Simplify both sides of the equation)

3x+1−x=x−x(Subtract x from both sides)

2x+1=0

2x+1−1=0−1(Subtract 1 from both sides)

2x=−1

2x

2

=

−1

2

(Divide both sides by 2)

x=

−1

2

Check answers. (Plug them in to make sure they work.)

x=

−1

2

(Works in original equation)

<u>Answer:</u>

<u>x= −1/2</u>

<u>(</u>Hope this helps!)

5 0
2 years ago
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