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What are the roots of (2x-5)(x-3) = 0

First off, roots means solve for x. 0 multiplied by any number equals 0, therefore, either one of the brackets must itself equal 0.We can solve this by firstly setting 2x-5 = 0, and solving for x. (+ 5) to b...
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Answered by Ankit G. • Maths tutor
5894 Views

How do I draw a stem and leaf diagram?

To begin a stem and leaf diagram you will need to first order the data given to you into the question. The data in your stem and leaf must be in ascending order and grouped into tens. Draw the table separati...
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Answered by Beth F. • Maths tutor
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What are stem cells?

Stem cells are human or plant cells which can turn into (differentiate) other cell types, more specialised for their job. They often help with growth of tissues and development of embryos. Human stem cells a...
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Answered by Beth F. • Biology tutor
3251 Views

Make 'a' the subject of the formula: p = (3a + 5) / (4 - a)

Firstly, multiply the whole equation by (4 - a) to cancel out the denominator, so the equation becomes: p(4 - a) = (3a + 5). Then expand the brackets: 4p - ap = 3a +5. Then rearrange the equation to: 4p - 5 ...
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Answered by Grace R. • Maths tutor
6051 Views

Solve the equation x^3-5x^2+7x-3=0

First start by considering the x 0 coefficient which is -3. These include ±3 and ±1. Substituting x=1 into the polynomial produces an answer of 0 which shows that x=1 is a factor of the polynomial. Therefore...
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Answered by Annabelle L. • Maths tutor
9317 Views