Algebra - math problems

Number of problems found: 3058

  • Algebra
    parabol_3 If x+y=5, find xy (find the product of x and y if x+y = 5)
  • Algebra problem
    plusminus This is algebra. Let n represent an unknown number. 1. Eight more than the number n 2. Three times the number n 3. The product of the number n and eight 4. Three less than the number n 5. Three decreased by the number n
  • Double probability
    dices2 The probability of success of the planned action is 60%. What is the probability that success will be achieved at least once if this action is repeated twice?
  • Intersect and conjuction
    venn_intersect Let U={1,2,3,4,5,6} A={1,3,5} B={2,4,6} C={3,6} Find the following. 1. )AUB 2. )A'UB'
  • Alarm systems
    cars What is the probability that at least one alarm system will signal the theft of a motor vehicle when the efficiency of the first system is 90% and of the independent second system 80%?
  • Log
    log if ?, what is b?
  • School trip
    venn_intersect On a school trip, 17 of the 28 children bought ice cream or chocolate in a candy store. Twelve children bought chocolate, and nine children bought ice cream. How many children bought ice cream and chocolate? How many children did not buy ice cream? How ma
  • Simple equation
    axes_1 Solve for x: 3(x + 2) = x - 18
  • Exp
    old_calculator If ?, then n is:
  • Fraction
    polynomial For what x expression ? equals zero?
  • Inflation
    dollar What is better for people (employees)? ?
  • Asymptote
    asymptote What is the vertical asymptote of ?
  • Find next member
    sequence_geo Find x if the numbers from a GP 7, 49, x.
  • Equation
    serwisy_chemia_01 ?
  • Discriminant
    Quadratic_equation_discriminant Determine the discriminant of the equation: ?
  • Equation
    cubic How many real roots has equation ? ?
  • Null points
    absolute value Calculate the roots of the equation: ?
  • Diagonals
    diagonals_1 What x-gon has 54 diagonals?
  • Strange x
    pie For what x is true ??
  • Inquality
    compare_4 Solve inequality: 3x + 6 > 14

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