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kap26 [50]
3 years ago
11

Can someone answer these?

Mathematics
2 answers:
Archy [21]3 years ago
5 0
The first one is Circle and the second one is triangle
vfiekz [6]3 years ago
5 0
The first object is a circle the second object is a triabgle.
You might be interested in
If f(x) = 5x2 − 2x, 0 ≤ x ≤ 3, evaluate the Riemann sum with n = 6, taking the sample points to be right endpoints. R6 =
Leona [35]

Answer:

46.375

Step-by-step explanation:

Given information:

f(x)=5x^2-2x

where, 0 ≤ x ≤ 3.

We need to divde the interval [0,3] in 6 equal parts.

The length of each sub interval is

\dfrac{b-a}{n}=\dfrac{3-0}{6}=0.5

Right end points are 0.5, 1, 1.5, 2, 2.5, 3.

The value function on each right end point are

f(0.5)=5(0.5)^2-2(0.5)=0.25

f(1)=5(1)^2-2(1)=3

f(1.5)=5(1.5)^2-2(1.5)=8.25

f(2)=5(2)^2-2(2)=16

f(2.5)=5(2.5)^2-2(2.5)=26.25

f(3)=5(3)^2-2(3)=39

Riemann sum:

\sum_{n=1}^6 f(x_n)\Delta x_n

Sum=[f(0.5)+f(1)+f(1.5)+f(2)+f(2.5)+f(3)]\times 0.5

Sum=[0.25+3+8.25+16+26.25+39]\times 0.5

Sum=92.75\times 0.5

Sum=46.375

Therefore, the Riemann sum with n = 6 is 46.375.

6 0
2 years ago
A.200x(?-200)=200. B.(100+?)•\•100=10. Thank you so much
mars1129 [50]

Answer:

40000 ,200000

Step-by-step explanation:

because we have added to number

5 0
2 years ago
Please help<br><br><br> AOB = ?<br><br> BOC = ?<br><br> BOD = ?
goldfiish [28.3K]
From the diagram, we know that it is an angle that adds up to 360

So

x+4x+2x+10+5x+50=360


Gather like terms

12x+60=360

Move sixty to the other side as a negative number

12x=300

Divide both sirs by twelve

x is equal to 25

AOB is 2x+10

Sub x in 2*25+10

AOB is 60

BOC is 5x+50

5*25+50, which is 175

BOD is x+2x+10

Which is 3x+10

Sub x

3*25+10 which is 85

:)
7 0
3 years ago
Read 2 more answers
PLEASE HELPPPPPP!!!!
lord [1]

Answer:

So I am not sure my answers are correct but I hope they help:

A. y = 6x+14

B. 6 people

8 0
2 years ago
How many factors does 144 have?<br> i need it fast pleaseeee
Vedmedyk [2.9K]
<span>1,2,3,4,6,8,9,12,16,18,24,36,48,72,144,

</span>
8 0
3 years ago
Read 2 more answers
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