SOLUTION: Solve x^2 + 2x - 15 > 0
A. x > 1 or x < -15
B. x < 3 or x > -5
C. x < -3 or x > 5
D. x > 3 or x < -5
E. -3 < x < 5
Algebra.Com
Question 1133138: Solve x^2 + 2x - 15 > 0
A. x > 1 or x < -15
B. x < 3 or x > -5
C. x < -3 or x > 5
D. x > 3 or x < -5
E. -3 < x < 5
Answer by josgarithmetic(39617) (Show Source): You can put this solution on YOUR website!
Not the full answer, but
Roots of the equation would be 3 and -5; and since left member is parabola with a minimum, you want the parts of the parabola ABOVE the horizontal axis...
RELATED QUESTIONS
Solve the following polynomial equation x^5-13x^3+36x=0
One of the following is the... (answered by MathLover1,MathTherapy,math_tutor2020)
solve the inequality
|x - 2| > = 3
A. -1 < x < 5
B. -1 > x > 5
C. x > 3
D. (answered by lynnlo)
Find all solutions to the equation |2x-1| -2=7
A) x=-5 or x=4
B) x=5 or x=-5
C) x=3 or (answered by eversteen)
Which compound inequality has the empty set as the solution?
a. x<5 and x≥5
b.... (answered by greenestamps)
What are the solutions to the equation |x - 3| = 14?
A. x = 11 or x = 17
(answered by ewatrrr)
for y=3|7-2x| + 5, which set describes x when y<8?
A. {x|3 (answered by edjones)
Solve the following quadratic equations by factoring.
x2 + x - 20 = 0
x = 5
(answered by Alan3354)
A = {x | x < 1}, B = {x | x ≥ 5}, and C = {x | x = 5}, match the following items.
(answered by stanbon)
Given A = {x | x < 1}, B = {x | x ≥ 5}, and C = {x | x = 5}, match the following... (answered by jim_thompson5910)