Solve.If the resistance in an electrical circuit is held constant, the amount of current flowing through the circuit varies directly with the amount of voltage applied to the circuit. When 
are applied to a circuit, 
of current flow through the circuit. Find the new current if the voltage is increased to 
A. 99 milliamperes
B. 22 milliamperes
C. 120 milliamperes
D. 110 milliamperes
Answer: D
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You are given a graph of a function of the form f(x) = ax2 + bx + c for different values of a, b, and c. For this function,a. Determine whether the discriminant is positive, negative, or zero.b. Determine if there are 0, 1, or 2 real solutions to f(x) = 0.c. Solve the equation f(x) = 0.
A. a. negative b. 2 c. x = -1, x = -2 B. a. positive b. 2 c. x = 1, x = 2 C. a. zero b. 2 c. x = -1, x = 2 D. a. positive b. 2 c. x = -1, x = 2
Solve the problem.A textile company has specific dyeing and drying times for its different cloths. A roll of Cloth A requires 65 minutes of dyeing time and 50 minutes of drying time. A roll of Cloth B requires 70 minutes of dyeing time and 25 minutes of drying time. The production division allocates 2420 minutes of dyeing time and 1400 minutes of drying time for the week. How many rolls of each cloth can be dyed and dried?
A. 7 rolls of Cloth A, 30 rolls of Cloth B B. 18 rolls of Cloth A, 32 rolls of Cloth B C. 5 rolls of Cloth A, 42 rolls of Cloth B D. 20 rolls of Cloth A, 16 rolls of Cloth B
Solve the problem.What pair of integers would be used to rewrite the middle term when factoring 72x2 - 72x + 16 by grouping?
A. -48, -24 B. 72, -16 C. 48, 24 D. -72, 16
Identify which of the graphs could be the graph of a polynomial function.f(x) = 6x3 - 5x - x5
A. 
B. 
C. 
D. 