Kyarlay note

in #msso2 years ago

W} D.{3-23} E. None of these
7.x2-0.4x+k is a perfect square if k=……….
A. 0.4 B. 0.04 C.-0.04 D.-0.4 E. 0.2

  1. x2-6x+k=(x+2)2, then
    A. k=3,a=-3 B. k=9,a=3 C. k=-9,a=-3 D. k=9,a=-3 E. k=3,a=9

  2. x2+8x+10+k is a perfect square if k=………..
    A. -1 B.6 C.15 D.26 E .None of these

  3. Which must be added to x2-2𝑥3 in order to be a perfect square is
    A.422 B. 232 C. 32 D. 342 E.132

  4. A quadratic equation with roots -3 and 5 is
    A.x2-15=0 B. x2-8x-15=0 C.x2+8x-15=0 D. x2+2x-15=0 E. x2-2x-15=0

  5. A quadratic equation with solution set {13,14} is
    A.12x2=7x+1 B.12x2=7x-1 C.12x2=x+1 D.12x2=x-1 E.12x2=1-x

  6. The solution set of the system of equation x-y=3, x2-y2=21 is
    A.{(2,5)} B.{(5,2)} C. {5,2} D.{(2,5),(5,2)} E. None of these
    14.The solution set of the system of equation x-y=0,x2+y2=8 is
    A.{(2,-2),(-2,2)} B.{(-2,2),(2,-2)} C.{(2,2),(-2,-2)} D.{(2,5),(5,2)} E. None of these

  7. The root of standard quadratic equation is real if

    1. b2-4ac<0 2. b2-4ac=0 3. b2-4ac>0
      A. 1 only B. 2 only C. 3 only D. 1 and 2 only E.2 and 3 only
  8. p2+q2=…………
    A.(p+q)2 B.(p-q)(p-q) C.(p-q)2+2pq D.(p-q)2-2pq E. None of these
    17.If a2+2ka +16 is a perfect square , then k=…..
    A.-2 B.2 C. -4 D. 8 E. 16

  9. If x2+2x-24 =(x-a)(x-b), when a>b , then
    A. a=4,b=-6 B. a=6, b=-4 C. a=6 ,b=4 D. a=6, b=-6 E. a=-4, b=-6

  10. The solution set the system of equation x2-8x+y=0, y=2x is
    A. {(0,0),(12,6)} B. {(0,0),(6,12)} C. {0,12} D.{0,6} E.{(0,12),(0,6)}

  11. The equation p2+6p-2=0 can be written as
    A. (p-3)2=11 B. (p+3)2=11 C. (p+3)2=7 D.(p-3)2=7 E. None of these

  12. The solution set of the equation (x+1)(x-7)=-12 is
    A.{-1,7} B. {1,5} C. {-1,-5} D. {1,-7} E.{1,-5}

  13. From a quadratic in x whose roots are 4+5 and 4- 5.
    A. x2+5x+6=0 B.x2+8x+11=0 C. x2-5x+6=0 D. x2

Sort:  

This post has received a 33.33% upvote from @lovejuice thanks to @thurrein. They love you, so does Aggroed. Please be sure to vote for Witnesses at https://steemit.com/~witnesses.

Congratulations @lwinlwin! You have completed the following achievement on Steemit and have been rewarded with new badge(s) :

You published your First Post
You got a First Vote
Award for the number of upvotes received

Click on the badge to view your Board of Honor.
If you no longer want to receive notifications, reply to this comment with the word STOP

To support your work, I also upvoted your post!

Do you like SteemitBoard's project? Then Vote for its witness and get one more award!

Congratulations @lwinlwin! You received a personal award!

Happy Birthday! - You are on the Steem blockchain for 1 year!

You can view your badges on your Steem Board and compare to others on the Steem Ranking

Do not miss the last post from @steemitboard:

SteemitBoard - Witness Update
Vote for @Steemitboard as a witness to get one more award and increased upvotes!