answersLogoWhite

0


Top Answer
User Avatar
Wiki User
Answered 2010-01-28 14:21:15

x2 + 14x + 45 = 0 => x2 + 9x + 5x + 45 = 0 => x(x + 9) + 5(x + 9) = 0

(x + 9)(x + 5) = 0 so that x = -5 or x = -9

001
๐Ÿ™
0
๐Ÿคจ
0
๐Ÿ˜ฎ
0
๐Ÿ˜‚
0
User Avatar

Your Answer

Loading...

Still have questions?

Related Questions

X2 - 14x plus 45?

x2 - 14x + 45 = (x - 9)(x - 5)


Factor x2 - 14x plus 45?

x2 - 14x + 45 = (x - 5)(x - 9).


49 plus 14x plus 2 equals?

-x2+14x=49


What are the roots of the quadratic equation x2 plus 14x plus 45 equals 0?

The roots are: x = -5 and x = -9


What are the roots of the quadratic equation x2 - 14x plus 45 equals 0?

x2-14x+45=0(x-9)(x-5)=0x-9=0 & x-5=0x=9 & x=5


What is the factorization of this polynomial -X2 - 14X - 45?

-x2-14x-45 = -(x2+14x+45) delta = 142-4*1*45=16 so x2+14x+45=(x-(-14+4)/2) (x-(-14-4)/2) = (x+5)(x+9) so -x2-14x-45 = -(x+5)(x+9)


What is x2 plus 14x plus 49?

(x2 + 14x + 49) = (x + 7)2


What number must you add to complete the square of x2 plus 14x equals -7?

49 x2 + 14x = -7 x2 + 14x + 49 = 42 (x + 7)2 = 42 x = -7 ± √42


X2-14X plus 9 equals?

The given expression does not have rational factors, so the question cannot be abut factorising. Evaluating x2 - 14x + 9 depends on the value of x.


X2 plus 14x equals -5?

16x = -5 x = -.3125


X2 plus 14x plus 48 expression?

x2 + 14x + 48 = (x + 8)(x + 6)


What binomials is a factor of x2 Plus 14x plus 40?

x2+14x+40 = (x+4)(x+10) when factored


X2 - 14x equals -49 using factoring?

x2 - 14x = -49 ∴ x2 - 14x + 49 = 0 ∴ (x - 7)2 = 0 ∴ x = 7


Is this trinomial a trinomial square x2 plus 14x plus 49?

x2+14x+49 = (x+7)(x+7) when factored


X2 plus 14x equals -7 what number is added to complete the square?

49-apex


How do you Factor x2-14x plus 49?

x2 - 14x + 49(x - 7) (x - 7)


X2 plus 12x plus 36 equals 0?

x2+12x+36=0 2x+12x+36=0 14x+36=0 14x=-36 x=-36/14 x=-2 4/7


What are the factors of 49 plus 14x plus x2?

51.07142857142857


X2 plus 14x plus?

doesnt make sense


How do you factor x squared plus 14 x plus 45?

x2 + 14x + 45 = (x + 9) (x + 5)


How do you Factoring perfect square of x2-14x plus 49?

x2 - 14x + 49 = (x - 7)2


How do you factor x2 plus 14x 24?

Do tou mean x2+14x+24? If so then it is (x+2)(x+12) when factored


Find the solutions to the equation x2 plus 14x plus 40 equals 0?

x^2 + 14x + 40 factorises as (x + 10)(x + 4) so the roots are x = -10, -4.


How to factor completely x squared plus 49-14x?

35


X2-14x equals -49 solve by factoring?

Re-arranging, x2 - 14x +49 = 0 Factorising, (x-2)(x-2) = 0, hence x=2.