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pishuonlain [190]
3 years ago
11

Graph the function. h(x) = x^2+ 2x

Mathematics
1 answer:
Veronika [31]3 years ago
6 0

Answer:

See attachment.

General Formulas and Concepts:

<u>Algebra I</u>

  • Reading a Cartesian plane
  • Coordinates (x, y)
  • Functions
  • Function Notation

Step-by-step explanation:

The fastest way to graph a function is to plug it into a graphing calculator.

Graphing by hand would require a table of values, plotting those points, and connecting the dots.

We can also use the parent function x² and determine the graph.

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A painter worked for 5 hours. He spent 25% of his time painting the kitchen,
il63 [147K]

Answer:

a) 1 hours and 25 minutes

b) 2 hours and 25 minutes

c) 1 hour

d) 30 minutes

Step-by-step explanation:

25/ 100 out of 5 = 1.25

45/100  out of 5 = 2.25

20/100 out of 5  = 1

10/100 of 5 = .5

8 0
3 years ago
Amir is operating a machine that adds sand to a concrete mixture. The machine adds 1/10 ton of sand to the mixture in 4/5 minute
zavuch27 [327]

for the above question, we can first convert the fractions to decimals to make it easier to work with

<span>1/10 of sand - 0.1 ton </span>

4/5 minute - 0.8 minute

<span>Q1 - </span>

<span>ratio </span>

0.1:0.8

since the ratio is in decimals we can convert it to whole numbers by multiplying by 10

1:8

Q2. amount of sand added in 0.8 minutes - 0.1 ton

<span>       amount of sand added in 1 minute - 0.1/0.8 = 0.125 tons</span>

<span>
</span>
7 0
3 years ago
Mark charged a battery. Each minute, the percentage of the battery's capacity that was charged increased by 2 . 5 2.52, point, 5
Lemur [1.5K]

Answer:

I think the answer is the battery was 19 percent full when the charging began.

7 0
3 years ago
Which fraction is equivalent to 0.3636...
NNADVOKAT [17]
A = 0.363636 ...
a = 0.(36)
100a = 36.(36)
100a - a = 36.(36) - 0.(36)
99a =  36
a=\frac{36}{99}\\\\ a=\frac{4}{11}
8 0
3 years ago
Read 2 more answers
What is the probability of rolling a number greater than 2 on one roll of a die and a 6 on a second roll of a die?
ch4aika [34]
Explanation:
There are
6
possible outcomes:
{
1
,
2
,
3
,
4
,
5
,
6
}

4
of these outcomes are greater than
2
: {3.4.5.6}#
So the probability of a roll greater than
2
is
4
out of
6

XXX
=
4
6
=

2/3



Mark brainliest please


Hope this helps you
Answer link
8 0
3 years ago
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