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ICE Princess25 [194]
3 years ago
13

How do you solve this

Mathematics
2 answers:
Zepler [3.9K]3 years ago
8 0
Simple...

you have: 2x^{2} -9x+16=6

To even begin, set all terms to the left side and set the parabola equal to zero-->>

2x^{2} -9x+10

Now, you can factor!

What multiplies to 20 and adds to -9?

-5*-4=20

-5+-4=-9

Then, using the box method...

x=\frac{5}{2} ,2

Thus, your answer.
SVEN [57.7K]3 years ago
4 0
2x^2 - 9x + 16 = 6
2x^2 - 9x + 16 - 6 = 0
2x^2 - 9x + 10 = 0
(2x - 5)(x - 2) = 0

2x - 5 = 0
     2x = 5
       x = 5/2
       x = 2.5

x - 2 = 0
     x = 2

answer x = 2 and x = 2.5
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Does anyone know this?
Darina [25.2K]

2 x 2 x 2 x 3

Because you are multiplying two, four times

6 0
3 years ago
What is the value of x in 145.95-2x=-4.05?
kotykmax [81]
145.95 - 2x = -4.05
subtract -145.95 from both side of the equation
-2x = -4.05 - 145.95
-2x = -150
Divide both sides by -2
-2x/2 = -150/2

x = 75
Final answer

Hope this helps!!!!
3 0
3 years ago
What is the sale price of $59 with a 10% discount??
Sergio [31]
10% of 59 = 5.9

59 - 5.9 = 53.1

answer: sale price is $53.1
4 0
3 years ago
Math 1 pic attached
Goshia [24]

Answer:

D.

Step-by-step explanation:

(f - g) (x) ➡ f(x) - g(x)

5x - 2 - 2x - 1 = 3x - 3

4 0
3 years ago
The sum of an infinite geometric series is 450, while the common ratio of the series is 4/ 5 . What is the first term of the ser
pogonyaev

Answer:

answer is 90 for first term

Step-by-step explanation:

Let the terms be  

First term x

We will use the formula s∞=x/1−r to find the sum of an infinite geometric series, where −1<r<1.  

We know the sum and the common ratio, so we'll be solving for x where r =4/5

s∞=x/1−r

450=x/1−4/5

450=x/1/5

450=5x

x=90

this is the first term x1 = 90

we know that common ratio is 4/5, so multiplying the first term by factor 4/5 to get the second term  

90 x 4/5=   72 second term  

7 0
3 years ago
Read 2 more answers
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