Solve the rational equation.
= 
A. 
B. {0}
C. {4, 6}
D. {0, 36}
Answer: C
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The weight of an adult blue whale is related to its length by the formula
,
where L is the length, in feet, and W is the weight, in tons.A: Find a formula that expresses L as a function of W.B: How long would the whale need to be to weigh 94 tons?C: A blue whale is spotted, and its length is estimated to be 82 feet. Use this length to find the whale's weight.
What will be an ideal response?
Identify the numeral as Babylonian, Mayan, or Greek. Give the equivalent in the Hindu-Arabic system.
A. Babylonian; 31 B. Mayan; 11 C. Mayan; 16 D. Mayan; 21
Write the complex number in the form a + bi.
A. 
+ 
i
B. 
+ 
i
C. 
+ 
i
D. 
+ 
i
Write the system of equations associated with the augmented matrix. Do not solve.
A. 7x - 2y - 4z = 9 9x + 3y = 4 -7x - 8z = 7 B. 7x - 2y - 4z = 9 9x + 3y = 4 -7x - 8y = 7 C. 7x - 2y - 4z = 9 9x + 3z = 4 -7x - 8y = 7 D. 7x - 2y - 4z = 9 9x + 3y + 4z = 0 -7x - 8y + 7z = 0