Grade - math word problems - page 953 of 968

Number of problems found: 19341

Octagon
We have a square with side 56 cm. We cut the corners to create a regular octagon. What is the side length of the octagon?
Diofant 2
Is equation 1140x +876y = 48 solvable on the set of integers Z?
Diofant equation
In the set of integers (Z), solve the equation: 212x +316y =0 Write result with integer parameter t in Z (parameter t = ...-2,-1,0,1,2,3... if equation has infinitely many solutions)
Reciprocal
Prove that if a > b > 0, then: (1)/(a)< (1)/(b)
Subsets
How many are all subsets of set C = (97, 67, 66, 18, 59, 64)?
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
Biquadratic
By introducing a new variable, solve the biquadratic equation: - x ⁴ +277 x² -15876=0
Meridian
What is the arc length of the Earth's meridian corresponding to 41° if the radius of the Earth is 6370 km?
Euler problem
Someone buys a number of towels for a total of 720 tolars. If for the same amount of money they could buy 6 more towels, each towel would be 6 tolars cheaper. How many towels were originally bought?
Binomials
Add a number to the binomial 100x²-260x so that the resulting trinomial is the square of a binomial.
Powers
Is it true for any number a,b,c,d equality:? (a-b-c-d)⁶ = (d+c+b-a)⁶
Is equal
Is it equal following terms? -9²¹ = (-9)²¹
Rectangular field
One dimension of a rectangular field is 168 m greater than the other. When each side is increased by 9 m, the area of the field becomes 2187 m². Find the dimensions of the field.
Determine the number
Determine the number x that x+8 is (7)/(5) from one half of 7 x -1.
Root
Use the law of square roots: cbrt (sqrt[2] (sqrt[4] (6))) = sqrt[n] (6)
Quadratic equation
Determine the numbers b and c that the numbers x₁ = -8 and x₂ = -1 were roots of the quadratic equation: -3x ² + b x + c = 0
Rates
When gas consumption, the consumer may choose one of two rates: rate A - which pays 0.4 € per 1 m³ of gas a flat monthly fee of 4.2 € (regardless of consumption) rate B - which pays 0.351 € per 1 m³ of gas a flat monthly fee of 10.1 € From what monthly co
Trigonometric functions
In a right triangle, it holds that: tg α= frac(4) 2 Find the values of s and k: sin α= (s)/(√ 20) cos α= (k)/(√ 20)
Center traverse
Does the midsegment of a triangle bisect its area?
Diagonals of the rhombus
Calculate the height of a rhombus whose diagonals are 18 cm and 6 cm.

Do you have unsolved math question and you need help? Ask a question, and we will try to solve it. We solve math question.