Examples of equations for high school - page 10 of 63
Number of problems found: 1248
- Diofant equation
250x + 120y = 5640 - Square root 2
If the square root of 3m² +22 and -x = 0, and x=7, what is m? - Expression with powers
If x-1/x=5, find the value of x4+1/x4 - Combinations
If the number of elements increases by 3, it increases the number of combinations of the second class of these elements five times. How many are the elements? - Square and rectangle
Calculate the side of a square, which area equals the area of the rectangle having a length of 3 cm greater and by 2 cm smaller than the side of the square. - Exponential equation
Find x, if 625^x = 5 The equation is exponential because the unknown is in the exponential power of 625 - Determine AP
Determine the difference of the arithmetic progression if a3 = 7, and a4 + a5 = 71 - Fifth member
Determine the fifth member of the arithmetic progression if the sum of the second and fifth members equals 73 and the difference d = 7. - Parabola 3
Find the equation of a parabola with its focus at (0,2) and its vertex at the origin. f: y=x²+bx+c - Cinema 4
In the cinema are 1656 seats and in the last row are 105 seats, in each next row 3 seats less. How many are the total rows in the cinema? - Insert into GP
Between numbers 5 and 640, insert as many numbers to form a geometric progression so the sum of the numbers you entered will be 630. How many numbers must you insert? - Sinus
Determine the smallest integer p for which the equation 4 sin x = p has no solution. - Radioactivity
After 548 hours decreases, the activity of a radioactive substance to 1/9 of the initial value. What is the half-life of the substance? - Coordinates 83025
Given are points A [1;a2;a3], B [3;-4;-1], C [-3;-1;8]. Points A, B, and C lie in a straight line. Calculate the coordinates a2, a3 - Polynomial roots
Find the other zeroes of the polynomial 2x4+3x³-3x²-6x-2, if two of them are root2 & -root2 - Children 8088
There are men, women, and children in society. There are 3 times more men than women and 5 more children than women. If 6 more men and 6 women came, men would be half the company. How many women, men, and children are there? - Two-digit 5457
From how many digits can we create twenty-two-digit numbers in which the digits do not repeat? - Calculate 4349
Calculate x: (x-1) over (x-2) + (x-2) over (x-4) = 4 - Equation: 4014
Determine what x equals in the equation: (256^x): 10-1 = 40 - Determine 3948
Determine the quotient and the first member of GP if a3 = 0.52, and a1 + a2 = 0.39.
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