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If m=a^x, n=a^y, and a^2 =(m^y n^x)^z Show xyz=1.

If m=ax n=ay and a2 =(my nx)z Show xyz=1.        

    The above question is an indices question from an AS textbook. This is questi...

JJ
Answered by Joshny J. • Maths tutor
17466 Views

What is the pluperfect tense and how is it formed?

The pluperfect tense helps to add extra information to an account from the past. It refers to events that took place before the events of the story in the past. For example, I went to the concert b...

IM
Answered by Imogen M. • French tutor
2614 Views

Integrate the following expression with respect to x by parts: (2*x)*sin(x)

The integration by parts formula: S:udv/dx = uv -  S:v*du/dx, where S: means "Integral of with respect to x" 

Let 2*x be u and sin(x) be dv/dx

So du/dx =2 and v= -cos(x)

DP
Answered by David P. • Maths tutor
3542 Views

(8/125)^(-2/3)

Denominator of the power expression indicates the degree of the root in this case its the cubic root. Numeriator denotes the degree of power in this case squared. The negative sign means to inverse the ba...

AD
Answered by Andrew D. • Maths tutor
9133 Views

Translate the following phrases from English to French, and then convert them from the active voice to the passive voice. The cat eats the mouse. The car hit the old man on the road. The storm destroyed many buildings overnight.

The cat eats the mouse -> Le chat mange la souris -> La souris est mangée par le chat.

The car hit the old man on the road -> La voiture a frappé le vieil homme sur la route -> Le vieil...

DP
Answered by David P. • French tutor
2088 Views

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