Determine whether the equation is a linear equation in two variables.4y = x - 2
A. yes
B. no
Answer: A
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Solve the problem.The voltage drop V across a resistor is the product of the current i (in A) and the resistance R (in ?). Find the possible voltage drops across a variable resistor R, if the minimum and maximum resistances are between 2.4 k? and 3.4 k?, respectively, and the current is constant at 2.5 mA. Graph the solution.
A. V < 6 or V > 8.5
B. V < 6
C. 4.9 < V < 5.9
D. 6 < V < 8.5
Solve the problem.Find two consecutive odd integers whose product is 899.
A. -29, -31 B. 29, -31 C. 29, 31 D. 29, 31 or -29, -31
Find the domain and the range for the function.
A. D: (-?, ?), R: [0, ?) B. D: [0, ?), R: (-?, 6] C. D: (-?, 6], R: [6, ?) D. D: (-?, 6], R: [0, ?)
Simplify the quotient. Assume all variables represent positive real numbers.
A. 3x2y
B. 9x2y
C. 63xy
D. 3x4y2