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andrew-mc [135]
3 years ago
14

8xsquared +5x -2xsquared+3x

Mathematics
1 answer:
Lera25 [3.4K]3 years ago
5 0
8x^2 + (-2) x^2=6x^2
5x+3x=8x
6x^2+8x
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If f (2) = (x – 3)2 + 5, find f (-4).<br> 6<br> -44<br> 4<br> 54
Aleksandr-060686 [28]

Answer:

(-4-3)^2+5

(-7)^2+5

49+5= 54

6 0
4 years ago
F(x) =3x; g(x) = 4x^2 +1
andreyandreev [35.5K]

Answer:

D

Step-by-step explanation:

(f of g)(x) means to do f(g(x)). We will substitute g(x) into f(x) and simplify.

f(g(x))= 3(4x^2+1)=12x^2+3


5 0
3 years ago
If $42,000 is invested at 7% in a savings account for 8 years, what is the final amount monthly and continuously?
aivan3 [116]

Answer:

7,000

Step-by-step explanation:

so I think u divide $42,000 by 8 and then by 7%.

yea

5 0
3 years ago
Susan buys her lunch in the cafeteria each day for a week. On Monday she spends $1.50, on Tuesday $2.25, on Wednesday $1.76, on
olga_2 [115]

Answer:

The answer to your question is $11.17

Step-by-step explanation:

Data

Monday $1.50

Tuesday $2.25

Wednesday $1.76

Thursday $2.24

Friday $3.42

Process

1.- Sum up all the data, the result will be the answer

                      1.50

                      2.25

                  +   1.76

                      2.24

                     <u> 3.42</u>

                   $ 11.17          

2.- Conclusion

Susan spent $11.17 on lunch this week

         

7 0
4 years ago
Read 2 more answers
18.96 x 2.03 correct to 2 significant figures equals what?
Andreas93 [3]

9514 1404 393

Answer:

  38

Step-by-step explanation:

The product of the given numbers is 38.4888. Rounding this to two significant digits gets you 38.

6 0
3 years ago
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