Find the degree of the polynomial.x6 + y4 - 3x4y
A. 4
B. 7
C. 15
D. 6
Answer: D
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Solve the problem.The equation P = IV cos ? gives the power (in watts) absorbed in an ac circuit. Find ? when P = 110 W, V = 120 V, and I = 1.6 A. Round results to an appropriate number of significant digits.
A. 35° B. 61° C. 55° D. 50°
Solve.-8.7 ? 1.3 - 0.2(5x + 3) < 7.62
A. -5.72 ? x < 6.8 B. -5.72 < x ? 6.8 C. -6.92 ? x < 9.4 D. -6.92 < x ? 9.4
Graph the function using a graphing utility and the Change-of-Base Formula.y = log5(x + 2)
A.
B.
C.
D.
Solve the problem.If an object is dropped from a tower of unknown height, the velocity of the object after t seconds can be obtained by multiplying t by 32 and adding 10 to the result. Therefore, you can express V as a linear function of t. Find the domain of this function.
A. [1, 4] B. (-?, ?) C. [0, ?) D. (-1, ?)