Find x: x2 - 10x + 16 = 0
a. x = 16, 10
b. x = 4, -4
c. x = -8, -2
d. x = 8, 2
e. x = -16, -10
d. x = 8, 2
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Solve.The volume of wood, V, obtained from a tree varies jointly as the height, h, and the square of the girth (the distance around the tree trunk), g. If the volume is 38.4 ft3 when the height is 30 ft and the girth is 4 ft, what is the volume when the height is 45 ft and the girth is 5 ft?
A. 92.35 ft3 B. 85.76 ft3 C. 93 ft3 D. 90 ft3
Rewrite the expressions with rational exponents as radical expressions, and then solve the equation.(3x + 1)1/2 = 3 + (x - 4)1/2
A. {-1} B. {-5, -8} C. ? D. {5, 8}
Graph the function. State the domain and the range of the function.f(x) = 4x
A. Domain: (-?, ?); Range: (0, ?)
B. Domain: (-?, ?); Range: (-?, 0)
C. Domain: (-?, ?); Range: (0, ?)
D. Domain: (0, ?); Range: (-?, ?)
Solve the problem.Of the coffee makers sold in an appliance store, 6.0% have either a faulty switch or a defective cord, 2.6% have a faulty switch, and 0.8% have both defects. What is the probability that a coffee maker will have a defective cord? Express the answer as a percentage.
A. 4.2% B. 3.4% C. 6.8% D. 6.0%