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(x+3)(x+2)

Innerinner + outerouter + innerouter + outerinnerCheck if anything could be added together to simplify the terms
Result = x2+5x+6

Answered by Abdelrahman O. Maths tutor
1331 Views

Solve the following pair of simultaneous equations: 2y - x = 3, y + 4x = 4

There are 2 main methods for solving simultaneous equations: 1) by substitution, and 2) by elimination. Have a look at how each method works and pick the one that's best for you! In orde...

Answered by Saranya P. Maths tutor
3134 Views

Complete the square for the equation x^2 - 12x + 8 = 0

To complete the square, we will need to put the equation into the form (x - a)2 - b + 8 = 0, where a is half of the coefficient of x (12 in th...

Answered by Mark J. Maths tutor
3177 Views

Find dy/dx when y = 5x^6 + 4x*sin(x^2)

Looking at the first element of the equation 5x6, we can simply multiply 6 by 5 to give 30 and subtract 1 from the power of x. So d/dx[5x6] ...

Answered by Mark J. Maths tutor
2501 Views

Simplify ln(e^2) - 4ln(1/e)

Using log rules, we can simplify the equation as follows: Firstly log(xa) = alog(x) implies that ln(e2

Answered by Mark J. Maths tutor
4241 Views

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