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Brums [2.3K]
3 years ago
6

Evaluate h(x) = -2x + 9 when x = -2,0, and 5.

Mathematics
1 answer:
Basile [38]3 years ago
5 0

Answer:

h(-2)=13

h(0)=9

h(5)=19

Step-by-step explanation:

h(x)=-2x+9

at x=-2

h(-2)=-2 (-2)+9\\h(-2)=4+9\\h(-2)=13

At x=0

h(0)=-2 (0)+9\\h(0)=9

At x=5

h(5)=-2 (5)+9\\h(5)=10+9\\h(5)=19

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Solve the system by substitution.<br> -x-y-z=-8<br> -4x+4y+5z=7<br> 2x+2z=4
alexandr402 [8]
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3 years ago
Write a formula for a Riemann sum for the function f (x )equals 1089 minus x squared over the interval ​[0,33​].
Mashcka [7]

Answer:

Area of 23958

Step-by-step explanation:

The Riemann sum is just the divide of a area into smaller areas and computing the sum of those areas. It is basically the integral of a function over an interval.

\int\limits {1089-x^2} \, dx

over the interval [0,33].

\int\limits {1089-x^2} \, dx=1089x-(x^3)/3

evaluate

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4 0
3 years ago
List each term of the domain
tangare [24]

Answer:

Domain: {-4, -3, 1 }

Step-by-step explanation:

As we know that domain of a relation basically consists of all the first elements or x-coordinates of order pairs.

As the relation is : {(-4, 3), (-4, 4), (-3, 1), (1, 1)}

So,  

         Domain: {-4, -3, 1 }

Note: We can not duplicate an element when we determine the domain of any relation. As -4 was present in first and second order pairs i.e. (-4, 3), (-4, 4). But, we have to write it only once when we write the domain of any relation.

So, the domain will be listed as:

                                       Domain: {-4, -3, 1 }

Keywords:  domain, relation

Learn more about domain from brainly.com/question/7783748

#learnwithBrainly

3 0
3 years ago
A recipe calls for 375 g of flour for every 50 g of sugar. How much flour would you need if you used 125 g of sugar?
strojnjashka [21]

Answer:

Let's order the units because it can help us better;

<h3> Flour          375g            x</h3>

_______     _______ = ________ , next we solve for x;

<h3> Sugar         125g          50g</h3>

375/125 = x/50

<u>x = 150</u>

3 0
2 years ago
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