f(x)=2x^3+3x^2-11x-6 tjem find the value of f(-1/2)
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-2(1/2)^3 + 3/4 + 11/2 -6
=0
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Answer:
Step-by-step explanation:
f(-1/2)=2*(-1/2)^3+3(-1/2)^2-11(-1/2)-6
=-2*1/8+3(1/4)+11/2-6
=1/4+3/4+11/2-6
=1+11/2-6
=-5+11/2
=-10+11/2
=1/2
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