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Marysya12 [62]
3 years ago
9

Find the amount of time. I = $60, P= $400, r = 5% Find how many years

Mathematics
1 answer:
Keith_Richards [23]3 years ago
4 0

I=PRT

$60= 400 ×.05 × t

$60= 20× t

t= 60/20

3=t

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Match each expression to its equivalent standard form.
Aleksandr [31]

Let's expand the products they are all in the form

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(x+2i)(x-2i)=x^2-(2i)^2=x^2+4

For the second one we have a=x-2 and b=2i:

(x-2+2i)(x-2-2i)=(x-2)^2-(2i)^2 = x^2-4x+4+4=x^2-4x+8

For the third one we have a=x+1 and b=i:

(x+1+i)(x+1-i)=(x+1)^2-i^2=x^2+2x+1+1=x^2+2x+2

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4 years ago
Answer Yes or No and explain why in one sentence.<br>(click the picture)
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3 years ago
Read 2 more answers
Suppose f and g are continuous functions such that g(6) = 6 and lim x → 6 [3f(x) + f(x)g(x)] = 45. Find f(6).
aleksandr82 [10.1K]
Since g(6)=6, and both functions are continuous, we have:

\lim_{x \to 6} [3f(x)+f(x)g(x)] = 45\\\\\lim_{x \to 6} [3f(x)+6f(x)] = 45\\\\lim_{x \to 6} [9f(x)] = 45\\\\9\cdot lim_{x \to 6} f(x) = 45\\\\lim_{x \to 6} f(x)=5


if a function is continuous at a point c, then lim_{x \to c} f(x)=f(c), 

that is, in a    c ∈  a continuous interval, f(c) and the limit of f as x approaches c are the same.


Thus, since lim_{x \to 6} f(x)=5, f(6) = 5


Answer: 5


7 0
4 years ago
(I don't have much points so I can't provide you with a huge amount but I do need help. I do also need the step by step definiti
cluponka [151]

Answer:

this is my answer

Step-by-step explanation:

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3 years ago
Find the missing dimension.
Alecsey [184]

Answer:

2 m

Step-by-step explanation:

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       b1 + b2

A = --------------- * w, where w represents the width of the figure.

             2

We need to solve this for the width, w.  Multiplying both sides of the above equation by

     2

------------

b1 + b2

results in

 2A

------------ = w

b1 + b2

Substituting 7 m^2 for A, 3 m for b1 and 4 m for b2 results in

        2(7 m^2)           14 m^2

w = ------------------ = ---------------- = 2 m

        (3 + 4) m             7 m

The missing dimension is the width of the figure.  This width is 2 m.

4 0
3 years ago
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