Multiply.(x - 3)(x + 3)
A. x2 + 6x - 9
B. x2 - 6
C. x2 - 9
D. x2 - 6x - 9
Answer: C
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The amount C, in pounds, of food consumed in a day by a certain grazing animal depends on the amount V, in pounds per acre, of vegetation available. The relationship is given by the rational function
What is the most the animal will consume in a day no matter how much vegetation is available? Round your answer to two decimal places, if necessary.
?
A. 4 pounds B. 55 pounds C. 0.07 pounds D. 13.75 pounds
Multiply.(2x - 9y)2
A. 4x2 + 81y2 B. 4x2 - 36xy + 81y2 C. 2x2 - 36xy + 81y2 D. 2x2 + 81y2
Write the answer to the problem as an algebraic expression.Today the Center City baseball team scored 11 runs. The day before yesterday they scored y. How many runs did they score in these two days?
A. 11 + y runs B. 11 + 2y runs C. 11 - y runs D. 11y runs
Solve the problem.The city bridge has 5 lanes, all carrying equal numbers of cars. If 145 cars drive across the bridge, how many cars cross in each lane?
A. 34 cars B. 29 cars C. 150 cars D. 30 cars