trinixx18 trinixx18

13-04-2018
Mathematics

contestada

To evaluate ∫ 3x2 cos (2x3 - 4) dx, it is necessary to let A. u = 6x. B. u = 6x2 C. u = 2x3 -4 D. u = 3x2

Respuesta :

surjithayer10otahza surjithayer10otahza

13-04-2018

put 2x^3-4=u
2*3x^2 dx=du
3x^2 dx=1/2 du
∫ cos du=sin u+c
I=1/2∫cosu du=1/2 sin u+c
=1/2 sin (2x^3-4)+c

Answer Link

Otras preguntas

In reaching her destination, a backpacker walks with an average velocity of 1.22 m/s, due west. This average velocity results because she hikes for 6.44 km with

2.51 in expanded and word form

2.51 in expanded and word form

Describe an advantage of using dry ice to ship cardboard cartons of ice cream over long distances.

16.1 is what percent of 70

which would be more likely to show a shallow, 1.5-meter-deep depression in the ground: a 1-meter contour interval or a 5-meter contour interval?

a pack of 12-8 ounce bottles of water costs $3.36.What is the unit cost per ounce of bottled water?$0.03 per ounce$0.04 per ounce$0.28 per bottle$0.42 per bottl

what is a Soviet-aligned nation in the Americas during the Cold War was

How can i write all the names that apply to -7/8, √0.15, √18/2, √45

5a - 6 + 3a and the a=2