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Solve the equation x^6 + 26x^3 − 27 = 0

While this equation may look complicated, it's actually much easier than it looks - this equation is called a hidden quadratic. This is because it can be rewritten and solved the same way you would solve ...

SP
Answered by Saachi P. Maths tutor
5635 Views

Find the equation of the normal to the curve 2x^3+3xy+2/y=0 at the point (1,-1)

Step 1 Use Implicit differentiation with respect to x and y - 6x^2+3y + 3x(dy/dx) - 2/y^2(dy/dx) = 0Step 2 Write the equation as dy/dx =... - dy/dx = (6x^2 + 3y)/(2/y^2 - 3x)Step 3 Input (1,-1) into th...

Answered by Maths tutor
3300 Views

What is life?

Life is a complex thing that can be really hard to define. There are may different definitions, none that absolutely everyone can agree on, so we tend to describe it according to the context to which we a...

JR
Answered by Jasmin R. Biology tutor
4215 Views

Describe and explain the trend in atomic radii across the periodic table

Atomic radii decreases in size, moving from left to right in the periodic table.
This is because atoms on the right hand side of a period have a larger number of protons. So, there is a greater pos...

Answered by Chemistry tutor
2447 Views

What is the difference between meiosis and mitosis?

Mitosis is the division that occurs in every cell in your body. It forms 2 diploid daughter cells, identical to each other and to the cell that has divided. There are 4 stages: prophase, metaphase, anapha...

Answered by Biology tutor
2332 Views

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