1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Rus_ich [418]
11 months ago
15

Alex wrote the expanded form for the number 165.038 as 100+60+5+30+8. Was he correct? If not give expanded form.

Mathematics
1 answer:
oksano4ka [1.4K]11 months ago
5 0

We have the next number

165038

The expanded form of the number is

100000+60000+5000+30+8

Also, we can verify that Alex was incorrect because if we do the sum of the expanded form that Alex calculated we obtain

\begin{gathered} 100+60+5+30+8=203 \\ \text{And }203\ne165038 \end{gathered}

Finally, the correct answer is

100000+60000+5000+30+8

You might be interested in
2x²-5x-12=0 (simplify solution set)
Arada [10]

Answer:

x = 4 or x = -3/2

Step-by-step explanation:

To simplify and solve this, let's use the quadratic formula.

So the format of a quadratic equation is supposed look like this:

ax^2+bx+c=0

Let's find a, b, c:

  • a is the coefficient of x^2
  • b is the coefficient of x
  • c is the constant term

Now let's solve the equation.

Let's solve your equation step-by-step.

2x^2−5x−12=0

For this equation: a=2, b=-5, c=-12

2x^2+−5x+−12=0

Step 1: Use quadratic formula with a=2, b=-5, c=-12.

x=\frac{-b\pm\sqrt{b^2-4ac} }{2a}

x=\frac{-(-5)\pm\sqrt{(-5)^2-4(2)(-12)} }{2(2)}

x=\frac{5\pm\sqrt{121} }{4}

x=4 or x=\frac{-3}{2}

<u />

<u>Answer:</u>

x = 4 or x = -3/2

7 0
1 year ago
What's rotational symmetry?<br> Can u give a full on explanation?<br> PLS
prohojiy [21]
There is rotational symmetry if there is a center around the object that is turned or rotated a certain amount of degrees and the shape isn't changed.
4 0
3 years ago
Need help ASAP its due soon
kicyunya [14]

Answer:

720

Step-by-step explanation:

When you multiply 12 by 6, you get 72, and in this case, it will end up being 720 to correspond with the way it is set up.

5 0
2 years ago
Need help!! The question is find tan A, cos A, and sin A and as a decimal correct to two places
stich3 [128]
Check picture below

recall   \bf sin(\theta)=\cfrac{opposite}{hypotenuse}&#10;\qquad \qquad &#10;% cosine&#10;cos(\theta)=\cfrac{adjacent}{hypotenuse}&#10;&#10;\\ \quad \\\\&#10;% tangent&#10;\bf tan(\theta)=\bf \cfrac{opposite}{adjacent}

3 0
2 years ago
3m-7=8 solve please NEED HELP
Lapatulllka [165]

Solve for m.

Add 7 to both sides to get 3m=15

Then divide by sides by 3 to get m=5.

The final answer is m=5.

7 0
3 years ago
Read 2 more answers
Other questions:
  • Difference between relative frequencies and percentages.
    7·1 answer
  • Marissa’s fish tank need to be filled with more water
    14·1 answer
  • Help me plz!<br> 9ubiesnfhduryinwiwybv
    5·2 answers
  • A young oak tree is planted when it is 5 cm tall. It grows 3 cm every month. Write an equation to describe its growth
    11·1 answer
  • mercer middle school has 1400 students last year this year there are 1,120 students enrolled. Find the percent of change in the
    9·1 answer
  • HELP I NEED HELP ASAP
    5·1 answer
  • HELPP FIRST ANSWER IS BRAINLIEST SHOW WORK PLEASE!!!!!!!!
    9·1 answer
  • 2. Which of the following is frue about the solution to the system of equations below? 2x + 4y = 9 2x + 4y = -9 A. The system ha
    7·1 answer
  • Lexia ran three laps around her neighborhood. Each lap is 1 and StartFraction 3 over 8 EndFraction miles. Which is the best esti
    10·1 answer
  • Factor <br> (a-2b) (3x-5y) + (2b-a)(x-y)
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!