Top answers

Draw y=x^2+5

Draw y=x^2+5. Draw the axes. Y to the sky (Y axis is vertical) and X across (X axis is horizontal). Then breakdown the equation. Firstly what power is the x to? x^2 means that the graph will have a U shape. ...
DS
Answered by Dona S. • Maths tutor
5487 Views

Find integers A and B, such that (5x +4)/((2-x)(1+3x)) = A/(2-x) + B/(1+3x)

Adding the fractions on the RHS of the equation in the usual way gives A/(2-x) + B/(1+3x) = (A(1+3X) +B(2-X))/((2-X)(1+3X)) = (5x +4)/((2-x)(1+3x)) This gives an expression for the original numerator in term...
LF
Answered by Lorne F. • Maths tutor
6184 Views

Represent x = 0.0154 recurring as a fraction.

To represent x = 0.0154 recurring as a fraction you need to eliminate the recurring element. You do this by finding the nearest multiple of x with the same recurring decimal element. For example, multiplying...
LF
Answered by Lorne F. • Maths tutor
4664 Views

Calculate 64^2/3. (No calculator)

64 2/3 may seem difficult to calculate at first but really boils down to two simple steps. This is because 64 2/3 = (64 1/3 ) 2 . This shows we can first do the operation inside of the brackets, followed by ...
HL
Answered by Harry L. • Maths tutor
88796 Views

Write 0.319319... as a fraction in its lowest terms

x = 0.319319... As there are three numbers that are recurring, we multiply x by 1000. 1000x = 319.319319... Then we can remove the recurring part by subtracting x from 1000x. 999x = 319 x = 319/999. We note ...
HL
Answered by Harry L. • Maths tutor
4327 Views