Resolve into factors. p4+7p2q2+16q4
1 answer:
Step-by-step explanation:
p⁴+8p²q²+16q⁴
(p²)²+2×p²×4q²+(4q²)²
We know that,
Therefore,
- (p²)²+2×p²×4q²+(4q²)²
- (p²+4q²)²
- (p²+4q²)(p²+4q²)
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The variable x always equals 1
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P= 41-21
The final result is P= 20
C=P[(1+r)^n-1]
C = COMPOUND INTEREST
P = PRINCIPAL
r = rate per period
n = number of periods