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Maths
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How would I answer this question? Use factor theorem to show (x-2) is a factor of f(x) = 2x^3 -7x^2 +4x +4.

The first step is to find out the value of x for which your bracket/value you think is a factor equals 0. So, x – 2 = 0, therefore x = 2. Now plug in this value into your original equation and if the resu...

MS
Answered by Maria S. Maths tutor
4766 Views

How would I simplify this? (x-2)(x+3)

To answer this question properly I would need to demonstrate this through a video as the method I would show you involves drawing lines to connect elements (method is called smiley eyebrow method). I wil...

MS
Answered by Maria S. Maths tutor
6902 Views

How would I solve this (2/3) / (3/4)

To divide fractions, we need to flip/invert/turn upside down the second fraction (the one you are dividing by). Then multiply the first fraction by the flipped fraction as normal. So, flipping the second ...

MS
Answered by Maria S. Maths tutor
3920 Views

How would I solve for x? 2x + 4x = 12

First, combine all the like terms. The terms we have are 2x and 4x. Are they similar? Do they have the same letter? Yes, so they can be combined as stated in the question. It tells us we have to add so we...

MS
Answered by Maria S. Maths tutor
7315 Views

Find the exact value of x from the equation 3^x * e^4x = e^7

To begin to solve this equation we must take natural logarithms of both sides of the equation. This gives: ln(3^x*e^4x) = lne^7 Then we can use the log rules on the left hand side to expand it slightly to...

CB
Answered by Chris B. Maths tutor
14635 Views

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