Solve the problem.Suppose A0dollars is deposited in a savings account paying 6.5% interest compounded continuously. After x years the account will contain
dollars. If $270 is initially deposited, after how many years (to the nearest tenth) would the account have $2490 in it?
A. 1.4
B. -34.2
C. 34.2
D. 120.3
Answer: C
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Factor the trinomials that are perfect-square trinomials. If it is not a perfect square, respond "not a perfect square."b2 - 8b + 64
A. (b - 8)2 B. (b + 8)(b - 8) C. not a perfect square D. (b + 8)2
The coaxial power cable has a central wire with radius centimeters. It is insulated from a surrounding shield with inside radius
centimeters. The maximum voltage the
cable can withstand is called the breakdown voltage V of the insulation. V is given by the formula
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where E is the dielectric strength of the insulation. If volts/centimeter, find V.
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Please enter answer as a number without the units, rounded to the nearest hundred.
Fill in the blank(s) with the appropriate word(s).
Write the expression below in terms of common logarithms, and then give a calculator approximation (correct to four decimal places).
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A.
B.
C.
D.
E.
Solve the equation and check your solution. = 7
A. n = 9 B. n = 21 C. n = 10 D. n = 2