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Answer:
f(3) = 18.
Step-by-step explanation:
Given:
f(x) = 2x², solve for f(3).
Simply substitute in 3 for x:
f(3) = 2(3)²
f(3) = 2(9)
3x^2 * 2x^3= 6x^5
Multiply the 3 and 2 to get 6. Add the exponents.
(i) (x+3)(x-4)=0
(ii) (2x-3)(x-1) =0