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Musya8 [376]
3 years ago
9

Need help with this also please it is very confusing too

Mathematics
1 answer:
masha68 [24]3 years ago
7 0

Answer:

7

Step-by-step explanation:

maybe.

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Simplify (4x − 6) − (5x + 1). (1 point)
jok3333 [9.3K]

Answer:

-x -7

Step-by-step explanation:

(4x − 6) − (5x + 1)

Distribute the minus sign

(4x − 6) − 5x - 1

Combine like terms

4x-5x   -6-1

-x -7

6 0
3 years ago
Two towns on a map are 2 1/4inches apart. The actual distance between the towns is 45 miles. Which of the following could be the
notka56 [123]

Answer:

A. 1/2 inch:10 miles

Step-by-step explanation:

1/2*4.5=2 1/4

10*4.5=45

5 0
3 years ago
5/7 x 21/25 what is the answer to this???!!?!?!!!?
lbvjy [14]
Multiply the tops and multiply the bottoms
Aka
5*21
-------
7*25

And simplify
5 0
3 years ago
I really need help with this. Can anyone help me please?
I am Lyosha [343]

Answer:

f(x)=(x-3)(x^2+4x+8)

Step-by-step explanation:

A polynomial function is given by the form:

f(x)=a(x-p)(x-q)...

Where a is the leading coefficient, and <em>p</em> and <em>q</em> are the roots (more can be added if necessary).

Our zeros are 3 and (-2 + 2i).

And our leading coefficient <em>a </em>= 1.

Furthermore, by the Complex Root Theorem, if (-2 + 2i) is a zero, then (-2 - 2i) must also be a zero.

So, by substitution, we acquire:

f(x)=1(x-(3))(x-(-2+2i))(x-(-2-2i))

Simplify:

f(x)=(x-3)(x+2-2i)(x+2+2i)

Expand the second and third factors:

\begin{aligned} &=(x+2-2i)x+(x+2-2i)(2)+(x+2-2i)(2i)\\&= (x^2+2x-2ix)+(2x+4-4i)+(2ix+4i-4i^2)\\&=(x^2)+(2x+2x)+(-2ix+2ix)+(-4i+4i)+(4-4i^2)\\&=x^2+4x+(4+4)\\&=x^2+4x+8    \end{aligned}

Therefore, our polynomial function of least degree and the given zeros will be:

f(x)=(x-3)(x^2+4x+8)

6 0
3 years ago
Mrs.hill buys jalapeno peppers for $0.88 a pound. How much would she pay for 2.2 pounds?
Darina [25.2K]
1.32 that would be the answer because you would have to times it
7 0
3 years ago
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