Solve the equation by making an appropriate substitution.x2/3 - 3x1/3 - 10 = 0
A. {-5, 2}
B. {-125, 8}
C. {-8, 125}
D. {-2, 5}
Answer: C
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Perform the desired operation. Write the answer in the form a + bi.(7 + 7i)(2 - 6i)
A. -28 + 56i B. 56 + 28i C. 56 - 28i D. -42i2 - 28i + 14
Use the five-step strategy for solving word problems to find the number or numbers described in the following exercise.When four times a number is added to 8 times the number, the result is 60. What is the number?
A. 0.6 B. -7.5 C. 7.5 D. 5
Provide an appropriate response.The process of amortization includes which of the following?
A. a specific length of time B. equal payments C. variable rates D. both equal payments and a specific length of time
Find the circumference and area of a circle having the given diameter or radius. Use 3.14 for ?. Round your results to the nearest tenth.r = 8.5 mi
A. 26.7 mi; 907.5 mi2 B. 26.7 mi; 106.8 mi2 C. 53.4 mi; 226.9 mi2 D. 53.4 mi; 53.4 mi2