# Square root + quadratic equation - math problems

#### Number of examples found: 35 Solve quadratic equation: 2x2-58x+396=0 Solve pure quadratic equation ?.
• Solve equation solve equation: ?
• Factors Can the expression ? be factored into rational factors? By introducing a new variable solve biquadratic equation: ?
• Non linear eqs Solve the system of non-linear equations: 3x2-3x-y=-2 -6x2-x-y=-7
• Completing square Solve the quadratic equation: m2=4m+20 using completing the square method
• Product The product of two consecutive odd numbers is 8463. What are this numbers?
• Three members GP The sum of three numbers in GP (geometric progression) is 21 and the sum of their squares is 189. Find the numbers.
• Cuboid walls If the areas of three adjacent faces of a cuboid are 8 cm², 18 cm² and 25 cm². Find the volume of the cuboid.
• Unknown number 4 I think number. When I divided its square root by its 1/9, I get a number 1. What number am I thinking? Find the radius of the circle with area S = 200 cm².
• Find parameters Find parameters of the circle in the plane - coordinates of center and radius: ?
• Trapezium The length of the base and the height size of the base of the trapezium is at ratio 5:3:2, the content area of the trapezium is 128 cm2. Calculate the length of the base and the height of the trapezoid.
• Rhombus and inscribed circle It is given a rhombus with side a = 6 cm and the radius of the inscribed circle r = 2 cm. Calculate the length of its two diagonals.
• 1 page 1 page is torn from the book. The sum of the page numbers of all the remaining pages is 15,000. What numbers did the pages have on the page that was torn from the book?
• Apples A 2 kg of apples cost a certain sum of money. This sum is equal to the amount of kilograms for which we pay 72 CZK. How much is 1 kg of apples?
• 3d vector component The vector u = (3.9, u3) and the length of the vector u is 12. What is is u3?
• Unknown number 7 Calculate unknown number whose 12th power when divided by the 9th power get a number 27 times greater than the unknown number. Determine the unknown number.
• Tangents To circle with a radius of 41 cm from the point R guided two tangents. The distance of both points of contact is 16 cm. Calculate the distance from point R and circle centre.

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