Step-by-step explanation:
X2-4x-20
Here, 2x='4'
4-4×-20
16×20 can be written as
"20-16=4"
. °. X2-4×-20=4"
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Step-by-step explanation:
X2-4x-20
Here, 2x='4'
4-4×-20
16×20 can be written as
"20-16=4"
. °. X2-4×-20=4"