Write the expression in standard form.6i + (-2 - i)
A. 2 - 7i
B. -2 + 7i
C. 2 - 5i
D. -2 + 5i
Answer: D
Mathematics
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Solve the given applied problems involving variation.The distance D that a spring is stretched by a hanging object varies directly as the weight W of the object. If a 28-kg object stretches a spring 83 cm, find the distance when the weight is 3-kg.
A. 23.25 cm B. 1.012 cm C. 114 cm D. 8.89 cm
Mathematics
Solve the following system for x and y.
2x - y = -5 3x + 2y = 3 a. x = 3, y = 1 b. x = 1, y = 3 c. x = -1, y = 3
Mathematics
Rationalize the denominator and simplify.
A. 
B. 
C. 
D. 
Mathematics
Solve.Find the sale price when the original price is $44,300.00 at a discount of 6%.
A. $2658.00 B. $265.80 C. $41,642.00 D. $44,034.20
Mathematics