Find the remainder by dividing the polynomial 5x2-3x by x+1
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Answered by
0
Answer:
5x² - 3x - 1 is divided by (2x + 1 )
Take 2x + 1 = 0
=> 2x + 1 = 0
=> 2x = - 1
=> x = - 1 / 2
Now put the value of x on given polynomial
=> 5x² - 3x - 1
\to \bf \: 5 \times ( \frac{ - 1}{2} ) - 3 \times \frac{ - 1}{2} \: - 1→5×(
2
−1
)−3×
2
−1
−1
\to \bf \: \frac{ - 5}{2} + \frac{3}{2} - 1→
2
−5
+
2
3
−1
Take lcm= 2
\to \bf \frac{ - 5 + 3 - 2}{2}→
2
−5+3−2
\to \bf \: \frac{ - 7 + 3}{2}→
2
−7+3
\to \frac{ - 4}{2}→
2
−4
\implies \: - 2⟹−2
Answered by
0
Answer:
-2
Step-by-step explanation:
I am not sure but it will 70•/• correct
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