simplify 3m(4m-5)+3and find the value for m=1/2
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Answered by
4
putting the value of m inexpression
3*1/2(4*1/2-5)+3
3*1/2(2-5)+3
3*1/2*(-3)+3
-9/2+3=-3/2
3*1/2(4*1/2-5)+3
3*1/2(2-5)+3
3*1/2*(-3)+3
-9/2+3=-3/2
Answered by
5
put the value m=1/2
3m(4m+5)=3
⇒3×1/2(4×1/2+5)+3
⇒3/2(2+5)+3
⇒6/2+15/2+3
⇒37 ans.
3m(4m+5)=3
⇒3×1/2(4×1/2+5)+3
⇒3/2(2+5)+3
⇒6/2+15/2+3
⇒37 ans.
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