Find the indicated term for the arithmetic sequence with the first term a1 and the common difference d. Find a8 when a1 = 7, d = -5
A. -33
B. 47
C. -28
D. 42
Answer: C
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Round to the requested decimal place.0.000232 (nearest hundred-thousandth)
A. 0.00023 B. 0.00022 C. 0.00024
Solve the problem.A basement is flooded with 230 cubic feet of water. Water can be pumped out of the basement at a rate of 47 cubic feet of water per hour. Let f(t) represent the number of cubic feet of water that remains in the basement after t hours of pumping out water.i) Find an equation for f.ii) Find t when f(t) = 0. What does your result mean in terms of the situation?iii) What is the domain and range of the model? Explain.
What will be an ideal response?
Factor completely. If the polynomial cannot be factored, write "prime."x2 + 4xy - 12y2
A. (x - 6y)(x + y) B. (x + 6y)(x - 2y) C. (x - 6y)(x + 2y) D. (x - y)(x + 2y)
Solve the problem.The parking lot at a grocery store has 72 cars in it. 50% of the cars are two-toned. How many cars are two-toned?
A. 36 cars B. 14 cars C. 144 cars D. 360 cars