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grin007 [14]
2 years ago
9

If 100C2 has a value of 4,950, what is the value of 100C98? A. 4,950 B. 99,000 C. 49,500 D. 9,900

Mathematics
2 answers:
diamong [38]2 years ago
4 0
<span>If 100C2 has a value of 4,950, what is the value of 100C98?
10C2 is the number of groups of 2 that can be formed from 100 objects.
Note: Each time a group of 2 is selected you automatically form
a second group of 98. Therefore: 10C2 = 10C98 = 4950 is your Answer</span>
Diano4ka-milaya [45]2 years ago
3 0
100C2 is a count of the number of sets of two you can drawfrom a set of 100 items. But every time you draw a set of 2 from 100 you haveautomatically determined a set of 98 that you did not select. so the answer is A. 4950
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Use the elimination method to solve the system of equations -x+5y=-4 and 4x+3y=16
jenyasd209 [6]

Answer:

A.(4,0)

Step-by-step explanation:

APEX

7 0
2 years ago
Given that r=(9,8,3),v=(6,7,-1)and w=(-3,3,7), evaluate (r+v) w
lakkis [162]

Answer:

(-45,45,14)

Step-by-step explanation:

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3 years ago
Please help with this SAT question. A solution gets Brainliest!
baherus [9]

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3 0
2 years ago
5h+3 - j; use h = 6, and j = 1
olga55 [171]

Answer:

32

Step-by-step explanation:

lets substitute the appropriate values in the equation:

5h+3 - j    h= 6    j=1 , so we have:

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7 0
2 years ago
Read 2 more answers
2<br> 2. Evaluate (a + y)+ 2y if a = 5 and y = -3.<br> F 58<br> G -2<br> H 70<br> J 10
NARA [144]
<h3>Answer:  G) -2</h3>

=======================================================

Explanation:

I'm assuming you meant to say (a+y)^2 + 2y

Replace each copy of 'a' with 5. Replace each copy of 'y' with -3. Use PEMDAS to simplify.

(a+y)^2 + 2y

(5 + (-3))^2 + 2(-3)

(5-3)^2 + 2(-3)

(2)^2 + 2(-3)

4 + 2(-3)

4 - 6

-2

So (a+y)^2 + 2y = -2 when a = 5 and y = -3.

3 0
2 years ago
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