For the given amounts A and B, find the requested percent of change. Round to the nearest whole percent if necessary.A = 400, B = 180
Find the percent change if A changes to B.
A. -122.2%
B. -45%
C. -55%
D. -60%
Answer: C
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The power, in watts, dissipated as heat in a resistor varies jointly with the resistance, in ohms, and the square of the current, in amperes. A 15-ohm resistor carrying a current of 1 ampere dissipates 15 watts. How much power is dissipated in a 30-ohm resistor carrying a current of 5 amperes? ? __________ watts
Fill in the blank(s) with the appropriate word(s).
Simplify. Assume that no radicands were formed by raising negative quantities to even powers.
A. b
B. 
C. 
D. 6
Write the equation and graph the line that passes through the given point and has the slope indicated. ? ?(5,-2) with slope 3 ?
A. ?
B. ?
?
C.
D.
E.
?
Use Newton's method to estimate the requested solution of the equation. Start with given value of x0 and then give x2 as the estimated solution.-x2 + 4x -1 = 0; x0 = 0; Find the left-hand solution.
A. 0.14 B. 0.25 C. -0.33 D. 0.23