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How do I solve x^2+6x+8=0?

Ok, so we would call this a quadratic equation because it is written in the form of ax^2+bx+c=0 (in our case, a=1, b=6, c=8).Luckily, this type of quadratic equation can be factorised, so we can solve it eas...
WS
Answered by William S. • Maths tutor
18578 Views

Solve the simultaneous equations y = 2x-3 and x^2 +y^2 = 2

Let the first equation be equation 1 and the second equation be equation 2. Firstly, you must substitute equation 1 into equation 2. This is because there are currently two unknown values in each equation (x...
DD
Answered by Daniel D. • Maths tutor
30861 Views

What are the typical recurring themes in Shakespeare's plays?

There are many different themes running through each individual Shakespeare play but here are some of the most common and most recognisable and you can apply at least a couple to whichever Shakespeare play y...
KA
80302 Views

Solve for x: 2x^2 + 7x + 6 = 0

Solve for x: 2x 2 + 7x + 6 = 0 The first thing to do is look at the left hand side and factorise it. To do this we use the reverse of FOIL. Then when the expression is factorised, we can solve for x. 1. Firs...
AC
Answered by Asher C. • Maths tutor
20553 Views

What should I do if I forget an important word or phrase during the speaking exam?

Speaking exams can be very daunting, but it's important to remember that these exams haven't been designed to trip you up in any way. The examiner will want you to do well too! It's also important not to be ...
JC
Answered by Jennifer C. • Spanish tutor
5108 Views