Blog

Solve the inequality and graph the solution set.8x + 7 ≥ 7x – 1

Solve the problem.The formula P = 0.67×2 – 0.042x + 2 models the approximate population P, in thousands, for a species of fish in a local pond, x years after 1997. During what year will the population reach 68.58 thousand fish?

Solve the quadratic equation by factoring.x2 + 5x – 24 = 0

Solve the equation by using the quadratic formula.x2 + 5x + 1 = 0

Graph the set of real numbers on a number line.{x|x > 5}

Graph the set of real numbers on a number line.{x|x < 4}

Solve the problem.The formula P = 0.66×2 – 0.044x + 3 models the approximate population P, in thousands, for a species of fish in a local pond, x years after 1997. During what year will the population reach 68.56 thousand fish?

Use FOIL to find the product.(4x – 3)(x – 7)

Factor the trinomial, or state that the trinomial is prime. Check your factorization using FOIL multiplication.x2 – 3x – 40

Solve the equation by using the quadratic formula.x2 + 12x + 22 = 0