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zloy xaker [14]
3 years ago
11

I need help with two algebra problems please!

Mathematics
1 answer:
postnew [5]3 years ago
8 0
Fisrst one is just add the functions

(f+g)(x)=f(x)+g(x)=
8x^2+16x+6+x^3-3x^2-9=
(f+g)(x)=x^3+5x^2+16x-3



multiply
ok

f(x)g(x)=(x^3-4x+2)(x^2+2)
just multiply and expand yourself because I don't have my graphing calculator with me right now
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Dave sold 32 tickets to the school fair, and Doug sold 24 tickets. What is the ratio, in simplest form, of the number of tickets
borishaifa [10]

Answer:

34 tickets

Step-by-step explanation:

323424

3 0
2 years ago
Jesse's mother needs 24 feet of fabric to make curtains for all of her windows. The fabric is sold by the yard. How many yards o
elixir [45]

Answer:

B: 8 yards

Step-by-step explanation:

  3: feet in one yard

3/24=8

4 0
2 years ago
Using only the values given in the table for the function f(x) = –x3 + 4x + 3, what is the largest interval of x-values where th
Bas_tet [7]

Answer:

the largest interval of x values where f(x) is increasing is (-1,1).

Step-by-step explanation:

f(x)=-x^3+4x+3

the domain of  f(x) is all real numbers.

As we can conclude from the table that the function f(x) is decreasing from (-3, -1) and the function is increasing from (-1, 1) .

Graphically we can also show this that for the x-values in  (1,-1) function is increasing.







3 0
3 years ago
Read 2 more answers
What is a good word problem for 5(x+3)=170
Tatiana [17]

think of something and someone I can't really answer this question right now but if you want you can give me 1 star but I hope you get your question answered and <u><em>have a WONDERFUL day</em></u>

8 0
3 years ago
1. in the figure FL=5 and HL= 8 what is FM (hint Pythagorean theorem and radi of circles)
marta [7]
1- FM is 3

we know that FM and FG are radius of the circle. so:
FM =FG


so if we find FG by Pythagorean theorem, we find FM, too


FL (hypotenuse) is 5

HL is 8. GL is half of HL. so GL is 4

now we can use Pythagorean theorem to find FG
4 {}^{2}  +  {x}^{2} =  {5}^{2}    \\  {x}^{2}  =  {5}^{2}  -  {4}^{2}  \\  {x}^{2}  = 25 - 16 = 9 \\ x =  \sqrt{9}  = 3




2- x is 40


BAD is half of m DB

ADB is half of m AB


so BAD is 50

and ADB is 90


Then ABD will be:
180 - (50 + 90) = 180 - 140  \\ = 40



good luck

5 0
3 years ago
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