Name the property illustrated by the statement.2 + (25 + 15) = (2 + 25) + 15
A. commutative property of addition
B. associative property of addition
C. identity element for addition
D. distributive property
Answer: B
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Solve the problem.Find the area of the window. Round to the nearest tenth.
6 ft
A. 80.1 ft2 B. 122.5 ft2 C. 70.7 ft2 D. 179 ft2
Determine whether the ordered pair is a solution of the inequality.(1, 4); 7x + 2y ? 15
A. No B. Yes
Find the indicated cross product.v = 3i - 2j - 3k, w = 5i - 6j - 6kFind w × v.
A. 8i - 6j + 6k B. 30i + 21j - 24k C. 3i - 6j + 8k D. 6i - 3j + 8k
Provide an appropriate response.Suppose that you can invest $5000 in a business that guarantees you the following cash flows: $3000 at the end of 2 years, $2000 at the end of 4 years, and $1500 at the end of 6 years. Use a graphing calculator to graph the net present value as a function of the interest rate compounded annually. Determine the interest rate for which the investment is profitable.
Fill in the blank(s) with the appropriate word(s).