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Expand and simplify 9(x+3)-2(3x-4)

9(x+3)-2(3x-4)9x+27-6x+83x+35

Answered by Kiran S. • Maths tutor

3208 Views

Mitosis is important in the life of an organism. Give two reasons why

Growth / increase in cell number2. Replace cells / repair tissue / organs /body

Answered by Lucy D. • Biology tutor

9133 Views

A particle is placed on a rough plane which is inclined to the horizontal at an angle θ, where tanθ =4/3, and released from rest. The coefficient of friction between the particle and the plane is 1/3. Find the particle's acceleration.

Start by drawing a diagram with all of the information from the question on it, as well as the forces acting on the particle. As forces can be divided into their component parts, we can look at the questi...

Answered by Tutor121490 D. • Maths tutor

6232 Views

Integrate 4x^3 - 3x + 6

When integrating an equation we can treat each variable individually. Lets start with 4x^3, when integrating, we raise the power (in this case 3) by +1 and divide the multiple (in this case 4) by the new ...

Answered by Bradley P. • Maths tutor

3508 Views

Integrate the following expression with respect to x, (2+4x^3)/x^2

First we should simplify the expression to be able to integrate it. We should separate the expression to 2 parts. Now we have the following: 2/x^2 + 4xWe can bring the x^2 to the top,now we have the follo...

Answered by Maria P. • Maths tutor

3097 Views