Math, asked by e5van7dashirend, 1 year ago

If f ( x ) = 2x³- 7x²+ 4, then f (-2) = ?

Answers

Answered by yeshwant603
0
f(-2) = 2(-2^3)-7(-2^2)+4
        
        =2(-8)-7(4)+4
 
        =(-16)-28+4

        =(-42)+4
  
        = (-38)







Answered by anujsherwal8
0
f(-2)= 2×(-2)^3-7(-2)^2+4
= -16-24+4
= -36
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