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Vladimir [108]
3 years ago
14

What is completely factored form of x^4+8x^2-9

Mathematics
2 answers:
BabaBlast [244]3 years ago
5 0

Answer: B would be the correct answer on edg. (X+1)(x-1)(x^2+9)

olganol [36]3 years ago
4 0
X^4 + 8x^2 - 9 
= (x^2 + 9)(x^2 - 1)
= (x^2 + 9)(x + 1)(x - 1)  Answer
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5x-3y=-11<br> x-2y=2<br> this is for home work please help
ale4655 [162]
5x - 3y = 11 ⇒ 5x - 3y = 11  ⇒   5x - 3y = 11
  x - 2y = 2   ⇒ -5(x - 3y) = 2 ⇒ <u>-5x + 15y = 2</u>
                                                           <u>12y</u> = <u>13</u>
                                                            12     12
                                                             y = 1 1/12
                                                 5x - 3(1 1/12) = 11
                                                 5x - 3 1/4 = 11
                                                <u>      +3 1/4    +3 1/4</u>
                                                            <u> 5x</u> = <u>14 1/4</u>
                                                              5          5
                                                               x = 2 17/20
                                                 (x, y) = (2 17/20, 1 1/12)
8 0
3 years ago
These figures are....
Murrr4er [49]
The answer would be C because the first figure is half of every number on the second figure making it similar it’s not congruent because there not the same size
5 0
3 years ago
The four-sided geometric figure pictured is called a parallelogram. One feature of parallelograms is that opposite sides have eq
Musya8 [376]

B is correct answer.

3 0
3 years ago
Read 2 more answers
A square has a side length 9 cm.<br><br> What is its area?
Flauer [41]

Answer:30

Step-by-step explanation:

8 0
3 years ago
Read 2 more answers
jeds market has a total of 26 employees. Each full time employee makes $275/ week, and each part-time employee makes $140/ week.
I am Lyosha [343]

Answer:

f=17\\p=9\\

Step-by-step explanation:

Let

f= Full-time\\p=Part-time

Full time rates-$275, Part-time rates-$140

The problem can be expressed as:

f+p=26...eqtn1\\275f+140p=5935....eqtn2\\

Express eqtn1 in terms of f,f=26-p

Substitute f value in eqtn 2.

=>275(26-p)+140p=5935\\7150-275p+140p=5935\\1215=135p\\p=9\\f=26-9=17\\

Therefore,  jeds has 17 fulltime and 9 parttime employees.

8 0
3 years ago
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