Substituting 3165

Determine the value of the expression by substituting for the variables a = 5, b = 2, x = 3, y = 1:

k = 4ab + 1/2 ab - 14
l = x2 + 2xy + y2
m = 5b3 - 4b2

Correct answer:

k =  31
l =  16
m =  24

Step-by-step explanation:




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