Top answers

integrate with respect to x the function f(x)= xln(x)

Use integration by parts let u=ln(x) let dv/dx=x therefore du/dx=1/x and v=(1/2)x^2 therefore the integral of xln(x) is equal to the following: (1/2)x^2ln(x) - (integral with respect to x of:((1/2)x^2)/x) = ...
PJ
Answered by Priya J. • Maths tutor
3461 Views

Find x: 4x + 7 = 27

4x + 7 = 27 4x = 20 x = 5
SP
Answered by Saskia P. • Maths tutor
4501 Views

Differentiate: (12x^3)+ 4x + 7

36x^2 + 4
SP
Answered by Saskia P. • Maths tutor
4584 Views

How do you conjugate the imperfect subjunctive?

Take the third person plural of the verb in the preterite tense: Estar - estuvieron remove the 'on' - estuvier Add 'a' on the end to form the first person singular in the Imp. Subjunctive - estuviera if you ...
ER
Answered by Eleanor R. • Spanish tutor
2811 Views

When should you use the preterite tense and when should you use the imperfect tense in Spanish

Both the preterite and imperfect tenses are past tenses in Spanish but they are used in separate ways. Imperfect Tense Habitual actions "ing" e.g I was walking what you were doing when interrupted ...
ER
Answered by Eleanor R. • Spanish tutor
2515 Views