1) exact solutions x=?
2) approx to 3 decimal places x=?

  1. 👍
  2. 👎
  3. 👁
  1. You need to use the quadratic equation or complete-the-square to solve this. It does not factor easily.

    x = [-b +/-(b^2 -4ac)]/2a

    b^2 - 4ac = 49 - 12 = 37

    x = [7 +/- sqrt37]/2] = 6.541 or 0.459

    1. 👍
    2. 👎

Respond to this Question

First Name

Your Response

Similar Questions

  1. statistic

    A distribution of values is normal with a mean of 65.2 and a standard deviation of 7.4. Find P32, which is the score separating the bottom 32% from the top 68%. P32 = Enter your answer as a number accurate to 1 decimal place.

  2. trig

    in a circle of radius 26, find the length of the arc spanned by a central angle of pi/4 radians. round your answer to 2 decimal places. use 3.1416 as an approx for pi.

  3. fifth grade math

    How many decimal places are in the product of a number with decimal places to the hundredths multiplied by a number with decimal places to the tenths? A) 2 B) 3 C)4 D)5 Is it C-4 ? If not, please explain how i can solve .. thank

  4. Math

    We can find the solutions of sin x = 0.6 algebraically. (Round your answers to two decimal places.) (a) First we find the solutions in the interval [0, 2π). We get one such solution by taking sin−1 to get x = ________ (smaller

  1. Calculus

    We can find some of the solutions of sin x = 0.2 graphically by graphing y = sin x and y = 0.2 (I was able to figure this one out) Use the graph below to estimate some of the solutions. (Let −3π < x < 3π.) Enter your answers

  2. Precalculus

    Solve 8 sin(2 x) = 6 for the two smallest positive solutions A and B, with A < B Give your answers accurate to at least two decimal places.

  3. Trigonometry

    Find all solutions between 0 and 2pi. Round to two decimal places. In radians. Find all solutions between 0 and 2 pi. Round to two decimal places for the final solutions. The answers should be in radian mode. If you can use exact

  4. Algebra

    Use a graphing utility to approximate the real solutions if any, of the given equation rounded to two decimal places. x^3-9x+1=0

  1. math

    write the exponential function y=71(1.19)^t in the form y=ae^kt. find k accuarate to 4 decimal places. find the exact annual growth rate and the continuous % growth rate accurate to 2 decimal places.

  2. calculus ( related rates )

    a paper cup in the shape of a cone has a diameter of 10cm across the top, and is 8cm deep. if the cup is leaking out the bottom at 2pi cm^3/min, at what rate is thet area of the water surface ( only the top surface of the water)

  3. algebra

    give exact and approximate solutions to three decimal places (x-5)sq = 18

  4. Algebra

    give exact and approximate solutions to three decimal places. x^2+5x-7=0

You can view more similar questions or ask a new question.