Question

simplify and find the value if m=-1 m2+2m-(5m+4)

Answer 1

Hey friend .!! here's your answer
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Given==> m= -1

m^2 + 2m -(5m + 4)

Put the value of m in equation,

(-1)^2 + 2(-1) - [5(-1) + 4]

1 -2 + 1
0

so that the answer is 0

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#Hope its help you#
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Answer 2

Hi ,

Substitute m = - 1 in given expression

m² + 2m - ( 5m + 4 )

= ( -1 )² + 2( - 1 ) - [ 5( - 1 ) + 4 ]

= 1 - 2 - [ -5 + 4 ]

= - 1 - ( - 1 )

= - 1 + 1

= 0

I hope this helps you.

: )