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We know that angles on a straight line add to 180 degrees. Now imagine you have a triangle and the angles are called A, B and C.
We can orientate the triangles so that we form a straight line. We ...
Using the substitutions a=2, b=7 and c=11 with the quadratic formula we get two values of x at 3.39 and 0.89.
Being able to find partial fractions is very useful for complex algebraic fractions that cannot be intergrated in their current form. Breaking it down into a sum of it's partial fractions gives two (or mo...
=3*5x^2
=15x^2
= pi * r^2
=pi * 1.5^2
=pi * 1.5 * 1.5
=7.07 cm^2
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