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Helga [31]
3 years ago
10

Simply each question

Mathematics
1 answer:
dalvyx [7]3 years ago
8 0
2x-8y////2r+5+3r-s+11=5r+16-s////-7x+7
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Find the value of f(2).
never [62]

Answer:

809-8-90-24+5

Step-by-step explanation:

Find the value of f(2).

y = f(x)

y

10

8

6

4

15

2

-10

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-6

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-2

2

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5 0
3 years ago
Factor 1.21a^6+22a^3+100
Monica [59]

Answer:

\frac{1}{100} (11 {a}^{3} + 100)(11 {a}^{3} + 100)

Step-by-step explanation:

1.21 {a}^{6}  +  22 {a}^{3}  + 100 \\  = 1.21 {a}^{6}  +  11 {a}^{3}  +  11 {a}^{3}+ 100 \\  = 11 {a}^{3} (0.11 {a}^{3}  + 1) + 100(0.11 {a}^{3}  + 1) \\  = (0.11 {a}^{3}  + 1) (11 {a}^{3} + 100) \\  = ( \frac{11}{100}  {a}^{3}  + 1) (11 {a}^{3} + 100) \\ =   ( \frac{11{a}^{3}  + 100}{100}  ) (11 {a}^{3} + 100) \\  =  \frac{1}{100} (11 {a}^{3} + 100)(11 {a}^{3} + 100) \\ are \: the \: required \: factors.

4 0
3 years ago
What is the average<br> number of 4th graders per<br> class from the table above?
melisa1 [442]

Answer:

29

Step-by-step explanation:

You need to find the average number of students

Add up all the students

27+31+28+33+26

145

Divide by the number of classes

145/5

29

The average is 29

6 0
3 years ago
Read 2 more answers
How to do it and answer
FinnZ [79.3K]

Answer:

(0,0)

Step-by-step explanation:

Let's put this in standard form in our minds.

Standard form of a circle is (x-h)^2 + (y-k)^2 = r^2.

(h,k) is the center, and r is the radius.

x^2 + y^2 = 121

(x-0)^2 + (y-0)^2 = 121

We can just think about this like they have a secret 0 as the h and k! The center is just (0,0). Good luck in your math class:)

8 0
3 years ago
Find the difference. (k+3)-(3k-5)
mrs_skeptik [129]

Answer: -2k + 8

Step-by-step explanation:

5 0
3 years ago
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