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N=2a+b, where a is a two-digit square number and b is a two-digit cube number. What is the smallest possible value of N?

Considering the smallest possible value of N will mean finding the smallest possible values of a and b to give the minimum N. As a must be a square number, let's consider the square numbers: 1 squared is ...

KH
Answered by Katherine H. Maths tutor
8305 Views

How are proteins structured?

There are 4 main structural levels of proteins which allow them to be the most diverse molecules in the cell. First is the primary structure which is the sequence of amino acids found in the protein. Amin...

JR
Answered by Jenna R. Biology tutor
5345 Views

Solve the following simultaneous equations: 2a-5b=11, 3a+2b=7

Let 2a-5b=11 be Equation 1 and 3a+2b=7 be Equation 2. To find a and b, we first need to eliminate one of these variables from the equation. Firstly we can eliminate a from both equations to find b. To do ...

GC
Answered by Gemma C. Maths tutor
16679 Views

What makes you a good teacher of the subject?

I have always had an interest for the subject and find it very interesting. I have achieved both GCSE and A-Level biology and am currently studying Biochemistry with Genetics at university. I understand t...

RE
Answered by Ruth E. Biology tutor
3341 Views

Write down 9.02x10^-3 and 2.6x10^5?

All you have to do for 9.02x10^-3 is put 0.00902 which is basically putting 0.(because of 10^-3) and move two decimal places and put 902. 2.6x10^5 is a positive power of 10 hence you have to add four zero...

HI
Answered by Hamza I. Maths tutor
6228 Views

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