AlgebraB-2

posted by .

1. What is the value of n so that the expression x² + 12x + n is a perfect square trinomial? (1 point)6
36
72
144

2. What are the solutions of the equation x2 + 4x = 96? (1 point) 2, –48
–12, 8
–2, 48
12, –8

3. What are the solutions of the equation x2 + 14x = –130? (1 point)2, –16
10, –13
–2, 16
no solution

4. A rocket is launched from atop a 105-foot cliff with an initial velocity of 156 ft/s. The height of the rocket above the ground at time t is given by h = –16t2 + 156t + 105. When will the rocket hit the ground after it is launched? Round to the nearest tenth of a second. (1 point)4.9 s
9.8 s
0.6 s
10.4 s

  • AlgebraB-2 -

    ,,knihu

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. math,help

    Is this trinomial a perfect square x^2-6x+9 if the trinomial starts with x^2 and 1/2 of the middle term coefficient squared equals the last term, then it is a perfect square. tell me what you found. i thought it was not a perfect square. …
  2. Algebra 2

    Replace each of the question marks with a value that will make the polynomial a perfect square trinomial. 1. 4x^2+12x+?
  3. Algebra 2

    Find the value of c that makes the expression a perfect square trinomial. Then write the expression as the square of a binomial. I didn't really understand what that meant. x^2-23x+c x^2-(2/7)x+c
  4. algebra

    FIND THE VALUE OF K, SO THAT THE EXPRESSION IS A PERFECT SQUARE TRINOMIAL. x^2+6x+k k=
  5. Algebra

    What is the value of n so that the expression x² + 11x + n is a perfect square trinomial?
  6. AlgebraB-2

    I need help with figuring out how to do these problems to get the right answer. Appreciate any help. Thanks. Multiple choice: 1. What is the value of n so that the expression x² + 12x + n is a perfect square trinomial?
  7. Alg 1

    Completing the square: Find the value of c such that each expression is a perfect-square trinomial. p^2 - 11p + c Is the answer 30.25?
  8. Algebra 1

    1. What is the excluded value for the rational expression x^2 - 4/3x - 6?
  9. Math

    The value of k that makes the expression x^2 + 72x +k a perfect square trinomial is ?
  10. Algebra 1

    What is the value of n so that the expression x^2+11x+n is a perfect square trinomial?

More Similar Questions