If p(x) = x^2 -ax^2 +7 then find the value of P(2)?
- 4 - 4a + 7
- 11 - 4a
- 4a + 7
- 2a + 11
Explanation
Given:
p(x) = x² - a·x² + 7
Combine like terms:
p(x) = x²(1 - a) + 7
Now find p(2):
p(2) = (2)²(1 - a) + 7
= 4(1 - a) + 7
= 4 - 4a + 7 = 11 - 4a
So, p(2) = 11 - 4a
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