3 years ago

Which polynomial is prime?

Mathematics

2 answers:

zmey [24]3 years ago

8 0

Answer:

x^2 + 9

x^2 + 3x + 9

Step-by-step explanation:

UkoKoshka [18]3 years ago

3 0

Factors that are 1 and itself.

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If you wanted to mix pure methane with water and end up with 70 gallons of 20% methane, how many gallons of each should you use?

PtichkaEL [24]

Answer:

You want 40% of 140 gallons to be methane,

so 60% of 140 gallons is water

methane: 0.4(140) = 56 gallons

water: 0.6(140) = 84 gallons

Step-by-step explanation:

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2 years ago

Solve 2/3x-1/5>1<br> Need help asap

nalin [4]

Answer:

x > 9/5

Step-by-step explanation:

might not be correct but ur welcome for the help

3 0

2 years ago

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2. Given the function f : x -> |x+8|, find the possible values of x when the image is 3.

Harman [31]

Answer:

f (x)=11

Step-by-step explanation:

f (x)= x + 8

f (3)= (3 +8)

=f(x) =11

**replace the x with a variable which is 3

3 0

2 years ago

Need help with all parts please show you work for each part

bezimeni [28]

Vinegar is the x or horizontal oil is the y or vertical
$\frac{3}{2} = \frac{y}{x} \\ 3x = 2y \\ y = \frac{3}{2} x$
the point represent the amount of vinegar and oil so for 1 tbsp vinegar you need 1.5tbsp oil

4 0

2 years ago

The length of AB¯¯¯¯¯ is 9 centimeters. A dilation with a scale factor of 2 is applied to AB¯¯¯¯¯ . What is the length o

svetlana [45]

<h3>Answer: 18</h3>

We multiply the length of AB by 2 to get the length of A'B'

9*2 = 18

6 0

2 years ago