3 years ago

GO TO WWW.KAHOOT.IT Here is the passcode 7670674

Mathematics

2 answers:

Maru [420]3 years ago

7 0

Answer:

That was a fun game of kahoot... I got second place :p

Step-by-step explanation:

kiruha [24]3 years ago

4 0

Answer:

Step-by-step explanation:

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What is the derivative of 2te^-t

Sveta_85 [38]

$(2te^{-t})'=(2t)'e^{-t}+2t(e^{-t})'=2e^{-t}+2t(-e^{-t})=2e^{-t}-2te^{-t}$

6 0

3 years ago

25 POINTS!

WITCHER [35]

Answer:

The cosine of the angle is: negative

The sine of the angle is: positive

Step-by-step explanation:

5 0

3 years ago

Help please it is simple

Ira Lisetskai [31]

Answer:

22 Inches Squared

Step-by-step explanation:

$A=2(wl+hl+hw)$

l = 1

w = 5

h = 1

$A=2(5*1+1*1+1*5)\\A=2(5+1+5)\\A=2(11)\\A=22$

The surface area should be 22in^2.

Brainilest appreciated.

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3 years ago

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the population of a town increases by 8% annually if the present population is 54000 what was it a year ago?

yKpoI14uk [10]

Answer:

49680

Step-by-step explanation:

Multiply 54,000 by 92%. 100%(this years population)-8%=92%

54000*0.92 = 49680, people one year ago.

8 0

3 years ago

Simplify 2 x squared - y for x=3 and y=-2

mr_godi [17]

2x^2 - y when x + 3 and y = -2

2(3)^2 - (-2)

2(9) + 4

18 + 4

22

Hope this helps,

Brian

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3 years ago

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