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Answer:
Amount to be repayed= Rs. 25,088
Step-by-step explanation:
Principal amount P =Rs.20,000
Compound interest= 12% per annum
No.of years t =2 yrs
A=P (1+r/n)^nt
Amount to be repayed= Rs. 25,088
Use the binomial expansions of x - 1/x :
x - 1/x = 4
(x - 1/x)² = x² - 2 + 1/x² = 16
===> x² + 1/x² = 14
(x - 1/x)³ = x³ - 3x + 3/x - 1/x³
===> x³ - 1/x³ = 3 (x - 1/x) = 12
(x - 1/x)⁴ = x⁴ - 4x² + 6 - 4/x² + 1/x⁴
===> x⁴ + 1/x⁴ = 4 (x² + 1/x²) - 6 = 50
Answer:
32
Step-by-step explanation:
u first do 120 divided by 2
which is 60 then subtract that by 28 which is 32
to check it add 28 plus 32 which is 60 then double it which is 120
hope this helps
sorry if this is late
Answer:
42
Step-by-step explanation: