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
Natali [406]
3 years ago
9

What value(s) of x make the equation x2 - 18x + 81 = 0 true?

Mathematics
2 answers:
gayaneshka [121]3 years ago
8 0
X^2 - 18x + 81 = 0
x^2 - 9x - 9x + 81 = 0
x(x - 9) - 9(x - 9) = 0
(x - 9)(x - 9) = 0
(x - 9)^2 = 0
x - 9 = 0
x = 9
ira [324]3 years ago
6 0

Answer:

the answer is 9

Step-by-step explanation:

You might be interested in
Randomly picking a blue card from a bag containing all blue cards
scoundrel [369]
What's the question
8 0
3 years ago
Read 2 more answers
Calculate the volume of a rectangular prism with a length of 4.4 cm, a width of 3.1 cm, and a height of 6.3 cm. (As before, you
maria [59]

Answer:

85.932 cm³

Step-by-step explanation:

The volume of rectangular prism is obtained as the product of its length (l) by its width (w) and by its height (h):

V=l*w*h

The volume of a prism with a length of 4.4 cm, a width of 3.1 cm, and a height of 6.3 cm is:

V=4.4*3.1*6.3\\V=85.932\ cm^3

The volume of this prism is 85.932 cm³.

4 0
3 years ago
What ratio can you use to determine the probability of a compound event?
maria [59]

Answer:

Step-by-step explanation:

Favorable outcome. To possible outcome

4 0
3 years ago
1. What is the volume, in cubic centimeters, of the sphere shown below? Use 3.14<br> for Pi
prohojiy [21]

Answer:

113.04 cm³

Step-by-step explanation:

diameter = 6cm

so radius = 3cm

Volume of sphere = \frac{4}3}\pi r^3

= 4 * 3.14 * 3 * 3 *3 / 3

=  4 * 28.26

= 113.04 cm³

6 0
3 years ago
Can someone help me with this problem? am i right? this is 7th grade btw.
labwork [276]
I think you are right, it is (1,1).
6 0
3 years ago
Other questions:
  • Jill spend $15 on diapers. If they cost $5 a package, how many packages did she buy ?
    5·2 answers
  • what is the solution set of the inequality -7 &lt; x 2 &lt; 4? -5 &lt; x &lt; 6 -9 &lt; x &lt; 2 -5 &lt; x &lt; 2 -9 &lt; x &lt;
    11·1 answer
  • Which of the following ordered pairs lies on the graph of h(x) = -2x²?
    9·1 answer
  • Rewrite 2/20 : 1/40 as a unit rate
    12·2 answers
  • Conner scored 4,370 points in a game.Amy scored 1,089 fewer points then Conner how many points did Amy scored
    7·1 answer
  • Unit 8 7th grade math
    5·1 answer
  • Hi everyone! I got another problem I need help on over probability. No links or you will be reported!!!
    7·1 answer
  • BRAINLIST!!
    15·1 answer
  • Triplicate ratio of 2:1 is​
    13·1 answer
  • Jamar has a points card for a movie theater.
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!