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Consider a right-angled triangle with an inside angle of 30° and a hypotenuse of 8cm. Calculate the length of the opposite side to the 30° angle.

Recall the trigonometry rule SOH/CAH/TOA (Silly Old Hitler Couldn't Advance His Troops Over Africa).

  1. Label:   Draw the triangle and label the sides with Hyp, Opp & Adj.
  2. <...
JL
Answered by Joshua L. Maths tutor
4383 Views

How do I simplify multiplying potencies with the same base?

If for example you have g square x g cube, all you have to do is add up the potencies and put them in the same base, so in this case it will be g5. in the case of dividing potencies all you hav...

GG
Answered by Gonzalo G. Maths tutor
2037 Views

Find the integral of (sinxcos^2x) dx

To find the Integral of (sinxcos^2x) dx, we must first use our knowledge of integration and differentiation of simple trigonometric functions. Such as Sinx and Cosx. Combined with our knowledge of integra...

ZS
Answered by Zachary S. Maths tutor
16574 Views

Given that y = 16x + x^(-1), find the two values of x for which dy/dx = 0

The first thing required is to find out what dy/dx is in terms of x. For this, we need to differentiate y with respect to x which be can so to each term of the polynomial. All you need to do is mutiply th...

JM
Answered by James M. Maths tutor
7530 Views

There is a cube with a length 3x. The expression for the volume in cubic centimeters is equal to the expression for the surface area in square centimeters. Calculate the length of a side of the cube.

volume = SA (3x)= (3x)2 x 6 27x3 = 9x2 x 6 27x3 = 54x2 27x = 54 27x - 54 = 0 27(x - 2) = 0 x - 2 = 0 x = 2 The question asks for the len...

SD
Answered by Sofia D. Maths tutor
7005 Views

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