If g(x) = ax^5 + bx^3 + 4, and g(5) = 10, then g(–5) =?
If g(x) = ax^5 + bx^3 + 4, and g(5) = 10, then g(–5) =?
Answer/Solution
– 2
Steps/Work
g(5) = 10
or, 5^5 a + 5^3 b + 4 = 10
or, 5^5 a + 5^3 b = 6
g(-5) = -5^5 a - 5^3 b + 4 = - (5^5 a + 5^3 b) + 4 = - 6 + 4 = - 2 = (B)
or, 5^5 a + 5^3 b + 4 = 10
or, 5^5 a + 5^3 b = 6
g(-5) = -5^5 a - 5^3 b + 4 = - (5^5 a + 5^3 b) + 4 = - 6 + 4 = - 2 = (B)