478978810
11.07.2019 •
Mathematics
When a polynomial p(x) is divided by x+3 the quotient is x^2-x+5 and the remainder is 2. find p(x)?
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Ответ:
Ответ:
p(x) ÷ (x +3) = (x² - x + 5) + 3/(x + 3)
p(x) = (x + 3)(x² - x + 5) + 3 multiplied both sides by (x + 3)
p(x) = x(x² - x + 5) + 3(x² - x + 5) + 3 multiplied (x + 3) and (x² - x + 5)
p(x) = (x³ - x² + 5x) + (3x² - 3x + 15) + 3 distributed (x) and (3)
p(x) = x³ + 2x² + 2x + 18 added like terms
p(x) = x³ + 2x² + 2x + 18
Ответ:
B. Angle PTR and angle PTS are supplementary angles.
Step-by-step explanation: