this is dividing a polynomial by a binomial.
2006-12-03 12:23:10 · 4 answers · asked by vballprep22 1 in Science & Mathematics ➔ Mathematics
Factor your polynomial; you will see that (x+5) is one of the factors.
x² + 8x + 15 = (x+3)(x+5)
Therefore, (x²+8x+15) / (x+5) = (x+3)
Hope that helped!
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2006-12-03 12:25:22 · answer #1 · answered by I ♥ AUG 6 · 1⤊ 0⤋
(x^2 + 8x + 15)/(x + 5)
((x + 3)(x + 5))/(x + 5)
x + 3
2006-12-03 12:50:25 · answer #2 · answered by Sherman81 6 · 0⤊ 0⤋
ok this is easy
first use synthetic divisioin so its 1+8+15/-5. its confusing to understand online but the answer is x+3
2006-12-03 12:27:00 · answer #3 · answered by undergroundburn 2 · 0⤊ 1⤋
The long division:
. . . . .x + 3
. . . . - - - - - - - - - -
x + 5) x^2 + 8x + 15
. . . . .x^2 + 5x
. . . . .- - - - - -
. . . . . . . . . 3x + 15
. . . . . . . . . 3x + 15
. . . . . . . . . - - - - - -
2006-12-03 12:31:58 · answer #4 · answered by kindricko 7 · 0⤊ 0⤋