*If x = -2 then find the value of the polynomial x² + 5x -10.*
1️⃣ 24
2️⃣ -24
3️⃣ 16
4️⃣ -16
Answers
Answered by
2
Answer:
x²+5x-10
Put x=-2
4-10-10
=-16
Step-by-step explanation:
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Answered by
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If x = - 2 then the value of the polynomial x² + 5x - 10 is - 16
Given :
The polynomial x² + 5x - 10
To find :
The value of the polynomial x² + 5x - 10 when x = - 2 is
1️⃣ 24
2️⃣ - 24
3️⃣ 16
4️⃣ - 16
Solution :
Step 1 of 2 :
Write down the given polynomial
Let p(x) be the given polynomial
Then we have
p(x) = x² + 5x - 10
Step 2 of 2 :
Find the value of the polynomial when x = - 2
The value of the polynomial when x = - 2
Hence the correct option is 4️⃣ - 16
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