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Dafna1 [17]
3 years ago
13

Help !!!!!! what is the value of 100 C 98??

Mathematics
1 answer:
sertanlavr [38]3 years ago
3 0
NCr = nC(n-r);

So the same value, 4950, is expected.
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Evaluate.
xenn [34]
23.

3•(-3)^2-4

3•(-3)^2

Exponents first.

-3^2=9

3•9=27

27-4= 2:.
8 0
3 years ago
Please help!! Solve for n.
Komok [63]

Answer:

n = 9

Step-by-step explanation:

Create equivalent expressions in the equation that all have equal bases, then solve for n.

3 x 3 = 9

Therefore, n = 9

Hope this helps! :D

6 0
3 years ago
Read 2 more answers
PLZ HELP PLZ HELP The histogram below shows the homework grades from the last assignment in Mr. Smith's class.
KonstantinChe [14]

Answer:

Median, Interquartile range

Step-by-step explanation:

I took the test.

4 0
3 years ago
Draw out a two column proof for each problem below. Complete all problems on one page and upload ONE photo of the entire assignm
Hunter-Best [27]

Two or more <u>triangles</u> are <em>congruent </em>if on comparison, they have equal lengths of <u>sides,</u> and measure of <u>angles</u>.

Therefore, the required proofs for each question are shown below:

Problem 1:

<em>Congruent triangles</em> are <u>triangles</u> with equal lengths of <em>corresponding</em> <u>sides</u> and measures of internal <u>angles</u>.

Thus,

                     STATEMENT                          REASON

1. <NMQ ≅ <NPQ                            Any point on a <em>perpendicular bisector</em>      

                                                        makes <u>equal</u> measure of angle with the

                                                        two ends of the<em> line</em> segment.

2. NQ ⊥ MP                                     Definition of a<u> line</u>.

3. MQ ≅ PQ                                     <em>Equal segments</em> of a bisected <u>line</u>.

4. MN ≅ PN                                     Any point on a <em>perpendicular bisector </em>    

                                                        is at the same <u>distance</u> to the

                                                        two ends of the <em>line segment</em>.

5. <MNQ ≅ <PNQ                           <u>Equal</u> measure of the <u>bisected</u> angle.

Problem 2:

A line <em>segment</em> is the shortest <u>distance</u> between two points.

            STATEMENTS                    REASONS

1. m<PSR  ≅ m<PSQ                A <em>perpendicular bisector </em>is always at a right  

                                                  angle to the <u>bisected</u> <em>line segment</em>.

2. m<RPS ≅ m<QPS                 Equal measure of the <u>bisected</u> <em>angle</em>.

3. RS ≅ QS                                Property of a <u>bisected</u> <em>line</em> segment.

4. PR ≅ PQ                                Any point on a <em>perpendicular bisector </em>    

                                                  is at the same <u>distance</u> to the two ends of  

                                                 the <u>line</u> segment.

For more clarifications on the perpendicular bisector of a line segment, visit: brainly.com/question/12475568

#SPJ1

3 0
2 years ago
1. Calculate the slope of the line between the two distinct points that create the hypotenuse for each of the three triangles sh
valentina_108 [34]

Calculate the equation for the line: y = mx + b

First, find the slope. Find two points, and use point-slope formula:

m = slope = (y₂ - y₁)/(x₂ - x₁)

Let (x₁ , y₁) = (0 , 0) & (x₂ , y₂) = (9, 6)

slope = (9 - 0)/(6 - 0) = 9/6

Plug in 9/6 (or a simplified version) for m

y = (3/2)x + b

Now, solve for b. Get a coordinate point to use in the equation. In this case, use (6, 4), in which x = 6, y = 4

4 = (3/2)(6) + b

Simplify.

4 = (3 x 6)/2 + b

4 = 3 x 3 + b

4 = 9 + b

Isolate the b. Note the equal sign, what you do to one side, you do to the other. Subtract 9 from both sides

4 (-9) = 9 (-9) + b

b = 4 - 9

b = -5

Plug in -5 for b

--------------------------------------------------------------------------------------------------------

y = (3/2)x - 5 is your equation (2.); 3/2 is your slope (1.)

~

7 0
4 years ago
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