Identify the complex number as real or imaginary.5 - 6i
A. Real
B. Imaginary
Answer: B
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Find the work done by the force F = 100i - 25j in moving an object from P(-2,4) to Q(150,5).
(a) 12,775 (b) 10, 445 (c) 9,755 (d) 7,325 (e) none
Provide an appropriate response. Tuan gets a 3.5% raise each year. His beginning salary is $21,500. What is his salary after three such raises?
A. $66,757.50 B. $22,575 C. $23,837.43 D. $23,031.34
Write the slope-intercept equation (y = mx + b) for a line with the given characteristics.m = - 4, y-intercept (0, -7)
A. y = - 7x - 4 B. 4x + y = - 7 C. y = - 4x - 7 D. y = - 4x
Find the expected value.Mr. Cameron is sponsoring an summer concert. He estimates that he will make $300,000 if it does not rain and make $60,000 if it does rain. The weather bureau predicts the chance of rain is 0.34 for the day of the concert. What are Mr. Cameron's expected concert earning?
A. $300,000 B. $360,000 C. $60,000 D. $218,400