Check whether the value given in the brackets is the root of the given equation or not: 4m -3=-5 (m=-3) About the author Margaret
Answer: m=-3 is not the root Step-by-step explanation: 4m-3=-5 if m=-3 LHS=4m-3 =4×-3-3 =-12-3 =-15 RHS=-5 LHS≠RHS Reply
[tex] \: \: \: \: \: \: \: \: \: \: \: \: \: \: \sf{4m – 3 = – 5}[/tex] [tex] \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \sf{4m = – 5 + 3}[/tex] [tex] \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \sf{4m = – 2}[/tex] [tex] \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \sf{m = – \frac{2}{4}} \\ [/tex] [tex] \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \sf{m = – \frac{1}{2} }[/tex] -3 is not a root while -½ is a root Reply
Answer:
m=-3 is not the root
Step-by-step explanation:
4m-3=-5
if m=-3
LHS=4m-3
=4×-3-3
=-12-3
=-15
RHS=-5
LHS≠RHS
[tex] \: \: \: \: \: \: \: \: \: \: \: \: \: \: \sf{4m – 3 = – 5}[/tex]
[tex] \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \sf{4m = – 5 + 3}[/tex]
[tex] \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \sf{4m = – 2}[/tex]
[tex] \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \sf{m = – \frac{2}{4}} \\ [/tex]
[tex] \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \sf{m = – \frac{1}{2} }[/tex]
-3 is not a root while -½ is a root