No, because 40 x 10 is not 4000, but is is 400. It is 100x greater not 10x
Answer:

Step-by-step explanation:


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Substitute ''x'' with '2' & 'y' with "-4":-

First let's solve 


Calculate exponents:- -4^5= -1024

Remove parentheses, apply rule:- 


Apply fraction rule:-


Divide numbers:-

Now that we're done factoring the denominator let's bring down the numerator which is ' 1 ':-

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Answer:
1641.36 is how much he will pay for that stuff in one year
Step-by-step explanation:
$1641.36
A will be 360/4
B will be pentagon
C will be 72
D will be hexagon
E will be 360/60
F will be 51.428571
Step-by-step explanation:
here,
principal (p)=£6000
Rate (R)=. 3.4%
time (t)=3 yrs
now,
total investment is compound amount i.e CA
here,

=£6000(1+3.4/100)^3
=£6633.044
here he will get his total investment as £6633.044 in compound interest of 3.4%