Use synthetic division to decide whether the given number is a zero of the given polynomial.3; P(x) = -3x3 + 4x2 + x + 42
A. Yes
B. No
Answer: A
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A manufacturer has been selling 1,200 television sets a week at $400 each. A market survey indicates that for each $30 rebate offered to the buyer, the number of sets sold will increase by 60 per week. Find the demand function.
What will be an ideal response?
Solve the problem.If the voltage, V, in an electric circuit is held constant, the current, I, is inversely proportional to the resistance, R. If the current is 240 milliamperes when the resistance is 5 ohms, find the current when the resistance is 30 ohms.
A. 40 milliamperes B. 1434 milliamperes C. 200 milliamperes D. 1440 milliamperes
Simplify. Assume that all variables represent non-negative real numbers.
A. 
B. 
C. 
D. 
Solve.How many cups of party mix that is 70% pretzels must be added to 120 cups of a party mix that is 46% pretzels to make a party mix that is 55% pretzels?
A. 74 c B. 72 c C. 73 c D. 75 c