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elixir [45]
3 years ago
13

Please answer thank you

Mathematics
2 answers:
Kazeer [188]3 years ago
4 0

Answer:

Yes, it is the solution

Step-by-step explanation:

You are given the system of two inequalities

\left\{\begin{array}{l}y\le -3x+4\\ \\y>x^2+3x-2\end{array}\right.

To check whether point (0,4) is the solution to this system, substitute x=0 and y=4 into each inequality:

1.

4\le -3\cdot 0+4\\ \\4\le 4 \ [\text{true}]

2.

4>0^2+3\cdot 0-2\\ \\4>0+0-2\\ \\4>-2\ [\text{true}]

Since the coordinates of the point (0,4) satisfy both inequalities, the point (0,4) is the solution to the system

Nimfa-mama [501]3 years ago
3 0

Answer:

Yes, (0,4) is a solution

Step-by-step explanation:

We have to plug in 0 in x and 4 in y IN BOTH THE INEQUALITIES.

IF BOTH ARE TRUE, then the system of inequalities is TRUE.

<u>Let's check:</u>

y ≤ -3x+4

4 ≤ -3(0)+4

4 ≤ 4

Is 4 less than OR equal to 4? Yes. THis is satisfied.

<u>Now, checking 2nd one:</u>

y > x^2 + 3x - 2

4 > (0)^2 + 3(0) - 2

4 > -2

Is 4 greater than -2? Yes, it is. So this is satisfied as well.

Hence, (0,4) is a solution to the system of inequalities shown.

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What’s the answer for this question
Zinaida [17]

Answer:

It's app. 50.24

Step-by-step explanation:

The area of a circle is A = pi * r ^2

So the area is

= pi * 16

in the question it says to use 3.14 for pi instead

so multiply 16 * 3.14 = 50.24

8 0
3 years ago
Read 2 more answers
Prove the sum of two rational numbers is rational where a, b, c, and d are integers and b and d cannot be zero. Fill in the miss
mario62 [17]

Answer:

We conclude that the sum of two rational numbers is rational.

Hence, the fraction will be a rational number. i.e.

  • \frac{ad+cb}{bd}       ∵ b≠0, d≠0, so bd≠0

Step-by-step explanation:

Let a, b, c, and d are integers.

Let a/b and c/d are two rational numbers and b≠0, d≠0

Proving that the sum of two rational numbers is rational.

\frac{a}{b}+\frac{c}{d}

As the least common multiplier of b, d: bd

Adjusting fractions based on the LCM

\frac{a}{b}+\frac{c}{d}=\frac{ad}{bd}+\frac{cb}{db}

\mathrm{Since\:the\:denominators\:are\:equal,\:combine\:the\:fractions}:\quad \frac{a}{c}\pm \frac{b}{c}=\frac{a\pm \:b}{c}

          =\frac{ad+cb}{bd}

As b≠0, d≠0, so bd≠0

Therefore, we conclude that the sum of two rational numbers is rational.

Hence, the fraction will be a rational number. i.e.

  • \frac{ad+cb}{bd}       ∵ b≠0, d≠0, so bd≠0
3 0
3 years ago
Suzy plants 4 saplings in a row in her garden the distance between two adjacent saplings in 3/4 meters find the distance between
Luba_88 [7]

Answer:

The answer is 3 meters.

Step-by-step explanation:

Suzy has 4 saplings the distance between two of the is 3/4

So if the distance from one to another is 3/4 then you have to do 3/4 (.75) times 4. Giving you the answer of 3 meters.

4 0
3 years ago
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Help! Sorry if it’s hard to see it would not look different everytime I retook the picture! :)
pshichka [43]

Answer:

d = 11.401754

For:
(X1, Y1) = (5, 4)
(X2, Y2) = (-4, -3)


Distance Equation Solution:

=√ (-4−5)2+(−3−4)2

=√ (-9)2+(−7)2

=√ 81+49

=√ 130

=11.401754
5 0
3 years ago
Which of the followeing represents the solution...<br><br> 4(9+3z)≤12+6z
julia-pushkina [17]

Solving the inequality 4(9+3z)\leq 12+6z we get z\leq -4

Step-by-step explanation:

We need to solve the inequality 4(9+3z)\leq 12+6z

Solving:

4(9+3z)\leq 12+6z

Multiplying 4 with terms inside the bracket.

36+12z\leq 12+6z

Adding -36 on both sides:

12z\leq 12+6z-36

Adding -6z on both sides

12z-6z\leq 12-36

6z\leq -24

Divide both sides by 6

z\leq -4

So, solving the inequality 4(9+3z)\leq 12+6z we get z\leq -4

Keywords: Solving inequalities

Learn more about Solving inequalities at:

  • brainly.com/question/1465430
  • brainly.com/question/6703816
  • brainly.com/question/11788572
  • brainly.com/question/4192226

#learnwithBrainly

8 0
3 years ago
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