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3x² = 75 Find the value of x.

First Simplify the numbers we know. Therefore we get: x 2 =75/3 which is the same as x 2 =25 Now find the square root of 25, which is 5 or -5. Therefore x=5 or -5
DB
Answered by Daniel B. Maths tutor
22775 Views

Evaluation points for macroeconomics (Unit 2)

Evaluating fiscal policy: Opportunity cost - relevant for spending decisions e.g. high spending on welfare benefits reduces budget available for other government services e.g. healthcare, the decision of how...
AW
Answered by Andrea W. Economics tutor
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Where do I start with a poem like Ezra Pound's 'In A Station of the Metro'?

When faced with a poem that challenges our very conceptions of what 'the poem' should look like, one should feel excitement as opposed to fear. It need hardly be said that Pound's central Imagist poem is one...
DW
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How do you expand brackets in a quadratic equation?

To expand the brackets in a quadtratic equation you should multiply whatever is outside the bracket by that which is inside the bracket. For example: 2(x+3) First multiply the first part of the bracket with ...
DH
Answered by Dorothy H. Maths tutor
5653 Views

Express the recurring decimal 0.2131313 as a fraction

Firstly, identify the recurring portion of the decimal. In this case, it is "13" set up an equation "x=0.2131313 You need to place the repeating section to the left of the decimal point. To do...
AN
Answered by Abhijit N. Maths tutor
17462 Views