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Prove algebraically that the sum of the squares of two consecutive multiples of 5 is not a multiple of 10.

First let’s break this statement down. At the core of this sentence are two consecutive multiples of 5. How can we represent these using algebra? Let’s use 5a where “a” is an integer. A consecutive multiple ...
DS
Answered by Daniel S. Maths tutor
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Solve 5x^2 - 4x - 3 =0. Give answers to 3 significant figures

1.27 and -0.472
MJ
Answered by Marcus J. Maths tutor
5286 Views

The 4th and 5th multiples of a number are 24 and 30. What is the number?

6
MJ
Answered by Marcus J. Maths tutor
2855 Views

Expand and simplify (x-2)(2x-3)(x+1)

2x 3 + x 2 - 7x - 6
MJ
Answered by Marcus J. Maths tutor
4819 Views

Find the inverse function of f(x) = 5 / (x - 4)

To find the inverse of a function you follow 3 steps.Replace f (x) with x and any x variables with y Rearrange this equation into the form y = x variablesReplace the y with f ^-1 (x) and you have your answer...
KG
Answered by Kristen G. Maths tutor
3442 Views