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quester [9]
3 years ago
13

How do you evaluate the expression-4ac for the following conditions:

Mathematics
2 answers:
Goryan [66]3 years ago
8 0
(a) = 24
(b) = -32
(c) = 20


To evaluate the expression, take what a and c equal and substitute the numbers into the equation and solve.
Aleonysh [2.5K]3 years ago
4 0
A. -4ac
   
    -4(2)(-3)
    multiply
 
    -4(-6)
    multiply, again

    24

b. -4ac

   -4(-4)(-2)
   multiply

   -4(8)
   multiply, again

   -32

c. -4ac

    -4(-1)(5)
    multiply
 
    -4(-5)
    multiply, again

     20
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