Ikr, it makes me really mad >:/
Answer:
B. -9, 7
Step-by-step explanation:
For the rational expression to be undefined the denominator has to equal 0.
x² + 2x - 63 = 0
Factor left side.
(x - 7)(x + 9) = 0
Set factors equal to 0.
x - 7 = 0
x = 7
x + 9 = 0
x = -9
x = -9 or x = 7
Answer:
16:30
Step-by-step explanatThis is the anwser
Answer:
There are 9,999 positive whole numbers with 4 or less digits or less and one whole number which is neither positive nor negative.
This gives us 9,999+9,999+1 or 19,999 , whole numbers composed of 4 digits or less.
Answer:
x = -3 or x = -5
Step-by-step explanation:
Solve for x:
(x + 3) (x + 5) = 0
Split into two equations:
x + 3 = 0 or x + 5 = 0
Subtract 3 from both sides:
x = -3 or x + 5 = 0
Subtract 5 from both sides:
Answer: x = -3 or x = -5