find the remainder when xcube+2xsquare-3x+1 is divided by x+2 plzzzz help me
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Answered by
1
p(x) = x³ + 2x² - 3x + 1
g(x) = x+2 = 0
∴ x = -2
Puttin as p(-2)
p(-2) = (-2)³ + 2(-2)² - 3(-2) + 1
= -8 + 8 + 6 +1
= 7
∴ The remainder is 7
you can find this by performing long division also.
g(x) = x+2 = 0
∴ x = -2
Puttin as p(-2)
p(-2) = (-2)³ + 2(-2)² - 3(-2) + 1
= -8 + 8 + 6 +1
= 7
∴ The remainder is 7
you can find this by performing long division also.
asker1000:
can you do it with long divison method plzzz
Answered by
1
By using above method, it can be solved by this way.
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