Omar deposited $4000 into an account with 4.2% interest, compounded semiannually. Assuming that no withdrawals are made, how much will he have in the account after 7 years? Do not round any intermediate computations, and round your answer to the nearest cent.

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A: We can solve this as follows:

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A:

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A: Yes the statement is true. see below the explanation

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A: To find all zero divisor elements of Z8.

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A: Given : R is commutative iff (a+b)2=a2+2ab+b2

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A: Given problem:- Let A be an n-by- nonsingular matrix with integer entries. Which of the following…

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A: Mixture of solutions

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A: On solving this we will get

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A: Solution: Given data, In Cramers rule we have to find the determinent and it is divided with 1.

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A: Calculation of above requirement are as follows.

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A: Given query is to find the area of the trapezoid.

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Q: :100 1- 1+i

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A: homomorphism is one to one function while isomorphism is onto function   homomorphism is preserving…

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A: A detailed solution is given below.

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A: Let  Chloe dose a job in x hours, and Chad dose a job in y hours If Chad does a job in 7 hours less…

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A: Here we have to solve the graph.

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A: Values of the A, a, c are

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A: The answer is given below:

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Q: f(x) = |x] • 2 Flx)

A: f(x)=|x|+2 x f(x) 0 2 1 3 -1 3 2 4 -2 4

Q: Compute I. P = $4500, r = 6%, t = 14 months

A: As we that the expression for the simple interest: I=P×r×t100 Where: 'P' is the principal, 'r' is…

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