Solve.The maximum number of volts, E, that can be placed across a resistor is given by the formula E = 
, where P is the number of watts of power that the resistor can absorb and R is the resistance of the resistor in ohms. Find E if P = 
watts and R = 3600 ohms.
A. 30 volts
B. 60 volts
C. 900 volts
D. 15 volts
Answer: A
Mathematics
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Solve the problem.Find the opposite.-21
A. -21 B. 21 C. 0 D. 1
Mathematics
Two sides of a right triangle ABC (C is the right angle) are given. Find the indicated trigonometric function of the given angle. Give exact answers with rational denominators.Find sin A when a = 5 and b = 7.
A. 
B. 
C. 
D. 
Mathematics
Use the intermediate value theorem to show that the polynomial has a real zero between the given values of a and b.a = -1 and b = 0f(x) = 5x4 - 8x3 + 3x - 3
A. f(-1) = 8 and f(0) = -2 B. f(-1) = 7 and f(0) = -3 C. f(-1) = -7 and f(0) = -3 D. f(-1) = -7 and f(0) = 3
Mathematics
Find the function value.Find f(2) when f(x) = 
.
A. - 
B. - 
C. - 
D. 0
Mathematics