please multiply { x +5 } { x exponent of 2 - 4x + 5}?

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please multiply { x +5 } { x exponent of 2 - 4x + 5}?

2007-11-07 01:19:23 · 4 answers · asked by ilovedstny 1 in Science & Mathematics ➔ Mathematics

4 answers

(x + 5) (x^2 - 4x + 5)

Use distributive property of multiplication:
x (x^2 - 4x + 5) + 5(x^2 - 4x + 5)
x^3 - 4x^2 + 5x + 5x^2 - 20x + 25
Combine similar terms:
x^3 - 4x^2 + 5x^2 + 5x - 20x + 25
x^3 + x^2 - 15x + 25

2007-11-07 01:55:36 · answer #1 · answered by edith p 3 · 0⤊ 0⤋

(x+5) (x^2 -4x +5)
= x^3 + x^2 -15x + 25

good luck âº

2007-11-07 09:28:27 · answer #2 · answered by dota_coy1991 2 · 0⤊ 0⤋

^ = to the power of
x^3 + x^2 - 15x + 25

2007-11-07 09:23:04 · answer #3 · answered by Anonymous · 0⤊ 0⤋

x^3-4x^2+5x+5x^2-20x+25

x^3+x^2-15x+25

2007-11-07 10:21:30 · answer #4 · answered by Dave aka Spider Monkey 7 · 0⤊ 0⤋