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damaskus [11]
2 years ago
12

Please Help, im stuck

Mathematics
1 answer:
MA_775_DIABLO [31]2 years ago
6 0

Answer:

6^{9}  * 6^{-3}

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Evaluate ∫ e3x cosh 2x dx A. 1/2e5x + 1/2ex + C B. 1/10e5x + 1/5 x + C C. 1/10e5x + 1/2ex + C D. 1/4e3x + 1/2 x + C
goldfiish [28.3K]

∫ e^(3x)*(cosh(2x)dx

= ∫ [e^(3x)*(e^(2x)+e^(-2x))/2]dx

= ∫ [(e^(5x)+e^x)/2]dx

=e^(5x)/10+e^x/2+C

=(1/10)(e^(5x)+5e^x)+C

6 0
3 years ago
2.) Una pizza cuesta $12. Alfred compró 4_2/3 pizzas. ¿Cuanto gastara le sobra de $60? a.) $56 b.) $14 c.) $4​
zhenek [66]

Answer:

$56 or $4 left over from $60

$ 56 o $ 4 sobrantes de $ 60

Step-by-step explanation:

4 2/3 pizzas would cost $56

4 2/3 pizzas costarían $ 56

5 0
3 years ago
PLS HELP ASAP<br><br> Solve the equation <br> 1/2x+3/4x=5-2.5x<br> X=_____
Trava [24]

Answer:

1 1/3

Step-by-step explanation:

x = 4/3 or 1 1/3

4 0
3 years ago
Read 2 more answers
Hey can someone please help me with this one thanks!
Andre45 [30]
1,3, and 4 are similar shapes
4 0
3 years ago
mountain bike tire completes 20 revolutions and travels 136 feet. Rounded to the nearest inch, what is the diameter of the bike’
Viefleur [7K]

Answer: 26in

s=r*theta

r=s/theta

d=r*2

136ft=r*40pi

r=136/40pi=1.082ft

d=1.082*2=2.1645ft*(12in/1ft)=25.97in

Rounded to nearest in is 26in diameter

7 0
3 years ago
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