Answer:
Step-by-step explanation:
if the slopes are same then parallel.
if the product of slopes=-1 then perpendicular.
Whatever is adding with 0 its that number its like mulitipulcation with 1 because whatever is times by one like 25x1= 25
3x - 18 = 42
3x = 42 + 18
3x = 60
x = 60/3
x = 20
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<h3>>> Given Question :</h3>
3x²(4x³ - 2x² + 7x - 4)
<h3>>> Required Solution :</h3>
12x⁵ - 6x⁴ + 21x³ - 12x²
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