Quadratic Equations Problems - page 3 of 28
Number of problems found: 545
- Roots
Find the quadratic equation absolute coefficient q, that the equation has a real double root and the root x calculate: 5x ² +9x + q = 0 - Unknown 72884
The square root of an unknown number equals the square of 2. What is the unknown number? - Fraction or irrational
If you double 1/4 of a certain fraction and multiply it by that fraction, the answer is 1. What is the fraction? - An integer
An integer is 17 more than five times another. If the product of the two integers is -6, then find the integers. - Solve:
Solve: 2r²+7r-r²-9 - Reciprocal value
How do I calculate a number x that is nine greater than its reciprocal (1/x)? - Evaluation of expressions
If a²-3a+1=0, find (i)a²+1/a² (ii) a³+1/a³ - Equation
Equation -2x²+bx -82 =0 has one root x1 = -8. Determine the coefficient b and the second root x2. - 2nd class variations
From how many elements can you create 5112 variations of the second class? - Quadratic equation
Solve a quadratic equation: 2x²+28x-550=0 - Equation 5013
Solve the equation in quotient form: 6x * (3x-2) / x + 7 = 0 - Difference 3113
The difference between the two numbers is 82. The first number is eight, less than the square of the second number. Specify these numbers. - Twice squared
If the square of twice a number is 81, what is the number? Give a positive number x. - Decimal numbers
When two decimal numbers are multiplied, the answer is 0.072. When the same two decimal numbers are added, the answer is 0.72. What are the two decimal numbers? - The product 9
The product of the third and second terms of the arithmetic progression is 3000. If the common difference is 10, find the first term. - One leg
One leg of a right triangle is 1 foot longer than the other leg. The hypotenuse is 5 feet. Find the lengths of the three sides of the triangle. - Rectangle - area, perimeter
The area of a rectangular field is equal to 300 square meters. Its perimeter is equal to 70 meters. Find the length and width of this rectangle. - Expressions 3
If k(x+6)= 4x² + 20, what is k(10)=? - Find radius
Find the radius of the circle using the Pythagorean theorem where a=9, b=r, c= 6+r - Solve equation
Solve equation: [(a²)+3]1/2 + [(a²)-3]1/2 = 5
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