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A ladder of length 3.5m rests against a vertical wall and makes an angle of 40* with the floor. How far up the wall does top of the ladder reach?

We can use trigonometry to answer this question using the following steps: Sketch the question out Label the right angled triangle correctly (using information in the question)Identify the correct equatio...

HW
Answered by Helena W. Maths tutor
4440 Views

Solve 4(3x + 2) = 12 - 5x

Step 1: Times out the brackets 12x + 8 = 12 -5x
Step 2: Gather all 'x' values on one side and all non-'x' values on the other (12x + 5x = 12 - 8) -> 17x = 4
Step 3: Divide by the number next ...

CL
Answered by Caitlin L. Maths tutor
4178 Views

How can you differentiate when to use SohCahToa and when to use the sine/cosine rules?

SohCahToa
 We use SohCahToa to figure out an unknown angle or side in a right angled triangle. In questions, you will see a right angled triangle and have either two sides given (so ...

MC
Answered by Mansi C. Maths tutor
18005 Views

x – 7x + 10 = 0

Equation of this type should be seen as x2-SX+P=0, where S is the sum of the solutions, while P is their product. We have too find 2 numbers whose sum is S and product is P. In this example, we...

AE
Answered by Anca Elena M. Maths tutor
3192 Views

x = 1 is a solution for the curve y = x^3-6x^2+11x-6, find the other solutions and sketch the curve, showing the location of any stationary points.

Other solutions are; x = 3, x = 2Diagram of the graph with the stationary points on them can be found through this link. https://www.d...

CW
Answered by Catriona W. Maths tutor
3644 Views

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