success girl on math lesson

Mathematics

Is there a bad grade of mathematics for certification or exam?
Do you want to become more accustomed to it and transform the boring subject into fun exploration?
Want to feel the joy of understanding and computing an example?
Do you want train in thinking, looking for problems solutions?
We consider mathematics to be a bearer of common sense, without which it is difficult in the next career to achieve success. Whether as a manager, programmer, judge, mason or electrician, you will make decisions every day, the quality of which will depend on your wisdom, maturity, concentration. The smartest and better decisions you make in life, the greater the potential for success in your personal and working life. This will help you with our portal with examples of mathematics with their solutions. If you are looking for math material, you are getting ready for a prize, a graduate, a monitor, a nationwide knowledge test is also right here. In addition to examples, we also offer online math calculators.

  • Three points 2
    vectors_sum0 The three points A(3, 8), B(6, 2) and C(10, 2). The point D is such that the line DA is perpendicular to AB and DC is parallel to AB. Calculate the coordinates of D.
  • A rectangular
    garden_19 A rectangular garden 40 m long and 30 m wide is to be fenced with fence posts at each corner. All the other posts will be 5 meters a part. How many posts will be needed to fence in the garden.
  • Find the 2
    square_4 Find the term independent of x in the expansion of (4x3+1/2x)8
  • Curve and line
    parabol The equation of a curve C is y=2x² -8x+9 and the equation of a line L is x+ y=3 (1) Find the x co-ordinates of the points of intersection of L and C. (2) Show that one of these points is also the stationary point of C?
  • Perimeter of a rectangle
    rectangle_4 If the perimeter of a rectangle is 114 meters and the length is twice the width plus 6 meters, what are the length and width?
  • Radioactive material
    radium A radioactive material loses 10% of its mass each year. What proportion will be left there after n=10 years?
  • Investment
    penize_49 1000$ is invested at 10% compound interest. What factor is the capital multiplied by each year? How much will be there after n=12 years?

all examples »