Examples of equations for 9th grade (14y)

Number of problems found: 824

  • Equation
    cubic How many real roots has equation ? ?
  • Equation with abs
    abs Solve this equation with absolute value member: ?
  • Quadratic equation
    parabola_1 Solve quadratic equation: 2x2+28x-550=0
  • Reciprocal equation
    img_reci_1 Determine the root of the equation: 9/x-7/x=1
  • Pure quadratic equation
    kvadrat Solve pure quadratic equation ?.
  • Quadratic equation
    parabola Determine the numbers b, c that the numbers x1 = -1 and x2 = 3 were roots of quadratic equation: ?
  • Diofant equation
    diofantos In the set of integers (Z) solve the equation: ? Write result with integer parameter ? (parameter t = ...-2,-1,0,1,2,3... if equation has infinitely many solutions)
  • EQ2
    eq2_4 Solve quadratic equation: ?
  • Exponential equation
    exp_8 Solve for x: (4^x):0,5=2/64.
  • Equation with mixed fractions
    fractions 2 3/5 of 1430+? = 1900. How to do this problem
  • Sinus
    sine_cosine Determine the smallest integer p for which the equation 4 sin x = p has no solution.
  • Diofant equation
    eq222_19 250x + 120y = 5640
  • Slope
    slope What is the slope of the line defined by the equation -2x +3y = -1 ?
  • Diofant 2
    1diofantos Is equation ? solvable on the set of integers Z?
  • Exponential equation
    exp_8 Determine the value of having y in the expression (3^y): (4^-1)=36. Unknown y is a natural number greater than zero.
  • Equation - inverse
    hyperbola_3 Solve for x: 7: x = 14: 1000
  • Roots count
    photomath Substitute the numbers/0,1,2,3/into the equation as x: (x - 1) (x - 3) (x + 1) = 0 Which of them is its solution? Is there another number that solves this equation?
  • Eq with reciprocal
    parabola2_2 Solve given equation with reciprocal member: a-6/a+10=4/8
  • Line
    lines_1 Write an equation of a line parallel to To 9x + 3y = 8 That Passes Through The Point (-1, -4). Write in form ax+by=c.
  • Linear function
    intersection_fn_1 What is the equation of linear function passing through points: a) A (0,3), B (3,0) b) A (-2,-6), B (3,4)

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