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  1. S

    Can somebody explain this algebra manipulation trick used here?

    The problem: If you invest $1000 at 7% interest, compounded annually, what's the value of your investment in 10 years? The Answer: After 1 year the value would be 1000+ 7% 0f 1000= 1000+(0.07)(1000)= 1000(1.07) After 10 years 1000(1.07)^10 = $1967.14 My question: How did they get the...
  2. S

    Can somebody explain this algebra manipulation trick used here?

    The problem: If you invest $1000 at 7% interest, compounded annually, what's the value of your investment in 10 years? The Answer: After 1 year the value would be 1000+ 7% 0f 1000= 1000+(0.07)(1000)= 1000(1.07) After 10 years 1000(1.07)^10 = $1967.14 My question: How did they get the...
  3. S

    Can somebody explain this algebra manipulation trick used here?

    The problem: If you invest $1000 at 7% interest, compounded annually, what's the value of your investment in 10 years? The Answer: After 1 year the value would be 1000+ 7% 0f 1000= 1000+(0.07)(1000)= 1000(1.07) After 10 years 1000(1.07)^10 = $1967.14 My question: How did they get the...
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